Mon, Aug 28:
C extern functions
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Tue, Aug 29:
A calendar view for this blog
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Mon, Aug 21:
C include is not an import
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Tue, Aug 22:
Inspecting Mach-O files
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Wed, Aug 23:
Sentence wrap
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Thu, Aug 24:
Plugin architecture with dlopen
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Fri, Aug 25:
dlopen syscalls
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Sat, Aug 26:
Static linking in C
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Sun, Aug 27:
What is extern in C?
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Mon, Aug 14:
Promoting Vidrio
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Tue, Aug 15:
Greater-than is redundant
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Wed, Aug 16:
How do Reddit thumbnails work?
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Thu, Aug 17:
Adding Open Graph meta tags to vidr.io
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Marketing works!
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Fri, Aug 18:
Example of stdatomic
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Sat, Aug 19:
Generics in C?
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Mon, Aug 7:
www.jameshfisher.com
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Tue, Aug 8:
Hosting this blog on Netlify
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Wed, Aug 9:
The rel=canonical tag
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Fri, Aug 11:
How do peer-to-peer programs discover each other?
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Sat, Aug 12:
Building a .dmg to distribute MacOS apps
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Sun, Aug 13:
Distributing a MacOS .dmg
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Tue, Aug 1:
Observing system calls with dtruss
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Wed, Aug 2:
A short malloc/free
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Sat, Aug 5:
Signing in with Google, from scratch
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Sat, Jul 29:
concurrent fwrites are not atomic
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Sun, Jul 30:
Cut out the CA middleman
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Sun, Jun 25:
Pattern jokes via WordNet/NLTK
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Tue, Jun 6:
Long calendar
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Sun, Jun 4:
Defining the sine function as an oscillator
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Fri, May 19:
Granddad died today
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Tue, May 2:
Core Image kernel CLI program
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Wed, May 3:
CIColorKernel
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Sat, May 6:
Reimplementing clear
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Sun, May 7:
Don’t trust cat !
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Wed, Apr 26:
Applying a CIFilter to an image in Swift
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Thu, Apr 27:
Custom CIFilter in Swift
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Fri, Apr 28:
What are samples in a Core Image kernel?
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Sat, Apr 29:
Hello world webcam application in Swift on macOS
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Sun, Apr 30:
CIKernel with multiple inputs
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Mon, Apr 17:
What company information is public? What’s on Companies House?
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Tue, Apr 18:
A TCP chat server in 55 lines of Golang
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Wed, Apr 19:
OpenCL hello world on macOS
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Thu, Apr 20:
Running Swift from the CLI
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Fri, Apr 21:
What is a .app?
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Sat, Apr 22:
Simplest neural network: a neuron
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Sun, Apr 23:
TensorFlow hello world
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Mon, Apr 10:
Playing with Stripe
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Tue, Apr 11:
Vidrio payment server
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Wed, Apr 12:
Vidrio payment server: creating charges
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Thu, Apr 13:
Vidrio gets real product keys
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Fri, Apr 14:
Elliptic curve crypto with OpenSSL
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Sat, Apr 15:
Creating a public-key infrastructure from scratch
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Sun, Apr 16:
What is a business? What is a company?
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Mon, Apr 3:
Running go tool trace
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Tue, Apr 4:
Mobile web page device width
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Wed, Apr 5:
How do I set a socket to be non-blocking?
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Thu, Apr 6:
rxi/vec - a simple C vector library
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Fri, Apr 7:
Multiplexing by looping over nonblocking sockets
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Sat, Apr 8:
Implementing a ‘free trial’ for macOS apps
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Sun, Apr 9:
Product key server as a service
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Mon, Mar 27:
How to use keycastr
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Tue, Mar 28:
Varying navbar for mobile and desktop
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Wed, Mar 29:
Mobile video prevent autoplay
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Thu, Mar 30:
Replay with sound
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Fri, Mar 31:
Vidrio promo video: first cut
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Sat, Apr 1:
Monthly review: 2017-03
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Sun, Apr 2:
Sequencing markets
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Mon, Mar 20:
How is MainMenu.xib found?
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Tue, Mar 21:
How do I do public-key encryption with openssl ?
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Wed, Mar 22:
How do I do public-key signatures with openssl ?
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Thu, Mar 23:
Getting your point across with spaced repetition
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Fri, Mar 24:
Your password is the private key. So what is the public key?
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Sat, Mar 25:
Study of framer.com promo video
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Sun, Mar 26:
Vidrio promo music
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Mon, Mar 13:
How do I create a message digest using openssl ?
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Tue, Mar 14:
Don’t say ‘it will take five minutes’
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Wed, Mar 15:
Vidrio marketing strategy
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Thu, Mar 16:
Vidrio 1.2 is released
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Fri, Mar 17:
How to make a Cocoa application without a .xib file
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Sat, Mar 18:
What is Swift’s @NSApplicationMain annotation?
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Sun, Mar 19:
What is NSApplication ? How is it instantiated? What is NSApp ?
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Mon, Mar 6:
Vidrio needs the touch bar
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Tue, Mar 7:
Vidrio is on Slack
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Wed, Mar 8:
Vidrio is Tony Stark’s presentation tool
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Thu, Mar 9:
How do I encrypt text with openssl ?
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Fri, Mar 10:
How do I generate random bytes with openssl ?
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Sat, Mar 11:
How do I fetch a server’s SSL certificate using openssl ?
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Sun, Mar 12:
How do I hash a password with openssl ?
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Mon, Feb 27:
What are the domain and type arguments to the socket system call?
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Tue, Feb 28:
Writing a TCP server with the pthread API
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Wed, Mar 1:
How do I create the AppIcon for my app?
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Vidrio website
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Vidrio privacy policy
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Vidrio gets a menu bar
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Vidrio App Record
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Justifying posts
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Monthly review: 2017-02
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Installing and running ebe
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Apple Store release process
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Thu, Mar 2:
Vidrio turns the webcam off when not showing it
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Vidrio should have a pause/unpause feature
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Vidrio opacity slider
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Vidrio is available!
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Vidrio app description
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Submitting an app build to iTunes Connect
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Fri, Mar 3:
Adding a developer account to XCode
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Sat, Mar 4:
Vidrio installs per day
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Vidrio bug: pause toggle text wrong after unpausing by setting to default opacity
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Vidrio: better screenshots on the App Store
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Sun, Mar 5:
Vidrio for Windows
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Vidrio 1.1 is released
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Mon, Feb 20:
macOS assembly hello world
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What is lsof ?
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Tue, Feb 21:
What is a a FIFO, or “named pipe”? What is mkfifo in C?
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Wed, Feb 22:
What is ssize_t in C?
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Don’t use the word ‘simply’
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Thu, Feb 23:
How do I print bits in C?
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Fri, Feb 24:
What is mode_t in C?
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Sat, Feb 25:
Writing a TCP server using the fork syscall
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Going paperless
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Sun, Feb 26:
What is UTF-8?
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Mon, Feb 13:
French preposition examples
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Tue, Feb 14:
UNIX as a SQL database
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Wed, Feb 15:
How do I duplicate a file descriptor in C?
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Thu, Feb 16:
How do I close a file descriptor in C?
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Fri, Feb 17:
How do I call a program in C, setting up standard pipes?
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Sat, Feb 18:
What are setjmp and longjmp in C?
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Sun, Feb 19:
Generating Intel and AT&T assembly with clang
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Mon, Feb 6:
How do I use fork in C?
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Tue, Feb 7:
How do I call a program from C?
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Wed, Feb 8:
Waking up earlier
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How does GeoDNS work?
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Thu, Feb 9:
How to wake up earlier
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Fri, Feb 10:
What is the happened-before relation?
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Sat, Feb 11:
Are processes and messages different?
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Sun, Feb 12:
What are Lamport timestamps?
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Mon, Jan 30:
How do I read man pages?
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Cloning Spaceteam
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Tue, Jan 31:
macOS system calls
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Wed, Feb 1:
Monthly review: 2017-01
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Thu, Feb 2:
How do I access environment variables in C?
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Fri, Feb 3:
How do I generate assembly from a C file?
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Sat, Feb 4:
FOSDEM: The Challenges and Secrets of the Realtime World
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WebRTC - low barrier to entry, low barrier to exit?
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What are the stages of C compilation?
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Sun, Feb 5:
How do I use execve in C?
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Mon, Jan 23:
What is the type of a constant in C?
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Tue, Jan 24:
Quickly checking for a zero byte in C using bitwise operations
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Binary subtraction
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Wed, Jan 25:
What is Coulomb’s law?
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Thu, Jan 26:
What is mmap in C?
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Fri, Jan 27:
Reading a file with mmap in C
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Sat, Jan 28:
Writing a file with mmap
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Sun, Jan 29:
In what ways can processes communicate?
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Mon, Jan 16:
A hello world serverless WebRTC app
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Tue, Jan 17:
How does reliability work in RTCDataChannel ?
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Wed, Jan 18:
What is electric charge?
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Thu, Jan 19:
What is electric current?
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Fri, Jan 20:
What is the UINT64_C macro in C?
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Sat, Jan 21:
What are lvalue and rvalue in C?
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Sun, Jan 22:
C constants vs. literals
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Mon, Jan 9:
What are ‘signals’ in C?
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Tue, Jan 10:
What does the C signal function return?
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Wed, Jan 11:
How do I unregister a signal handler in C?
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Thu, Jan 12:
Doing something n times in C with while and decrement
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Fri, Jan 13:
What is sigaction in C?
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Sat, Jan 14:
How do C signals interact with the stack?
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Sun, Jan 15:
What is STUN?
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Mon, Jan 2:
How do I pack bits in C? (An answer using masks)
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Tue, Jan 3:
What is a union in C?
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Wed, Jan 4:
What are ‘bitfields’ in C?
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Thu, Jan 5:
Error URLs (addressable errors)
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Fri, Jan 6:
What is the Ivy Lee method?
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Sat, Jan 7:
How does the USB power wire work?
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Sun, Jan 8:
How does differential signaling work in USB?
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Sun, Jan 1:
How fast does an IP packet travel?
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Mon, Dec 26:
How do I measure program execution time in C? (Answer: the times function)
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Tue, Dec 27:
How do I put an array in a struct in C?
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Wed, Dec 28:
Pointer to middle of allocation, part 1
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Fri, Dec 30:
What are ‘statement expressions’ in GCC?
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Sat, Dec 31:
What do DNS datagrams look like?
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Mon, Dec 19:
What syscalls does a UDP server need?
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Tue, Dec 20:
Writing a ‘hello world’ HTTP server in C
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Wed, Dec 21:
What is htons in C?
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Thu, Dec 22:
How do I print bytes in C?
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Fri, Dec 23:
What are ‘protocol numbers’ in IP?
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Sat, Dec 24:
What is perror in C?
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Sun, Dec 25:
Array literals in C with explicit indexes
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Mon, Dec 12:
What are static functions in C?
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Tue, Dec 13:
What is errno in C?
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Wed, Dec 14:
What syscalls does a TCP server need?
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Thu, Dec 15:
“File descriptor” is a misnomer
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Fri, Dec 16:
Writing a TCP server with the select syscall
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Sat, Dec 17:
What is fdset in C?
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Sun, Dec 18:
Writing a TCP server with the kqueue API
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Mon, Dec 5:
How do I set the C compiler in a Makefile ?
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Tue, Dec 6:
What is a ‘binary-safe’ string?
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Wed, Dec 7:
What are automatic variables (dollar variables) in a Makefile ?
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Thu, Dec 8:
What is ‘array decaying’ in C?
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Fri, Dec 9:
What are ‘macro functions’ in C?
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Sat, Dec 10:
How to do wraparound (modulo) with a bitmask in C
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Mon, Nov 28:
What is static in C?
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Tue, Nov 29:
How do I find out which preprocessor my C compiler uses?
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What is size_t for? How do I iterate over an object in C?
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What type should I use to count objects in C?
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Wed, Nov 30:
Where is the C programming language defined?
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Does C allow pointer arithmetic?
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How do I write a multi-line string literal in C?
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Can I put comments in string literals in C?
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What do array subscripts mean in C? (Answer: add then dereference)
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Thu, Dec 1:
Does C have booleans?
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What is realloc in C?
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Fri, Dec 2:
What does const mean in C?
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Sat, Dec 3:
What does the restrict keyword mean in C?
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Sun, Dec 4:
What is FILE in C?
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Mon, Nov 21:
How does a stream cipher work?
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Tue, Nov 22:
Some screenshots of Vidrio
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Wed, Nov 23:
How do varargs work in C?
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Thu, Nov 24:
A C typedef convention for complex types
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How is the stack laid out in C?
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Fri, Nov 25:
Don’t use the word ‘it’
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Sun, Nov 27:
What is void in C?
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What does void mean as a function parameter in C?
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What is K&R style function definition in C?
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What are ‘calling conventions’ in C?
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Bike front derailleur
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Tue, Nov 15:
128 byte of CSS is enough
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Wed, Nov 16:
Learning vim (a short adventure)
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How do I serialize JSON in Swift?
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Post every day
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A summary of ‘On-the-Fly Garbage Collection: An Exercise in Cooperation’
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Cleaner
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Thu, Nov 17:
What is an .xcworkspace file?
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What is an .xcodeproj file?
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How do I write a UDP server in Go?
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How do I replace target/action with callbacks in Swift?
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Summary of ‘Zero to One’, Chapter 1: the challenge of the future
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Fri, Nov 18:
How do I change the resolution on macOS?
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Sat, Nov 19:
Some notes on symmetric cryptography
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Sun, Nov 20:
A comparison of Huel, Joylent, et cetera
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Fri, Nov 11:
How does tricolor garbage collection work?
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