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Installing Ruby Gem in Windows
...o install it.
For earlier versions:
Download and install DevelopmentKit from the same download page as Ruby Installer. Choose an ?exe file corresponding to your environment (32 bits or 64 bits and working with your version of Ruby).
Follow the installation instructions for DevelopmentKit describe...
Best Practices for securing a REST API / web service [closed]
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Quoting from wikipedia on Digest authentication, "Digest access authentication is one of the agreed-upon methods a web server can use to negotiate credentials with a user's web browser. It applies a hash function to a password before...
How do I bind a WPF DataGrid to a variable number of columns?
...out binding only to DataGrid. 2. Check e.OldValue for null and unsubscribe from CollectionChanged event to prevent memory leaks. Just for your convince.
– Mike Eshva
Oct 23 '13 at 13:01
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Aren't promises just callbacks?
...(api2).then(api3).then(doWork); That is, if api2/api3 functions take input from the last step, and return new promises themselves, they can just be chained without extra wrapping. That is, they compose.
– Dtipson
Dec 22 '15 at 19:11
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What is the best testing framework to use with Node.js? [closed]
...s.
Something with a heavily asynchronous
slant would be great.
Quote from the expresso:
The argument passed to each callback
is beforeExit, which is typically used
to assert that callbacks have been
invoked.
You can use beforeExit to test asynchronous functions.
TIP: Follow TJ H...
Why doesn't std::queue::pop return value.?
...queue (top_position in my naive implementation) and the element is removed from the queue (and not returned). For all intents and purposes (no matter how you catch the exception in client code) the element at the top of the queue is lost.
This implementation is also inefficient in the case when you...
What is an SSTable?
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Sorted Strings Table (borrowed from google) is a file of key/value string pairs, sorted by keys
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opengl: glFlush() vs. glFinish()
...e until you swap the buffers.
glFinish does not return until all effects from previously issued commands [...] are fully realized. This means that the execution of your program waits here until every last pixel is drawn and OpenGL has nothing more to do. If you render directly to the front buffer,...
Difference between fprintf, printf and sprintf?
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In C, a "stream" is an abstraction; from the program's perspective it is simply a producer (input stream) or consumer (output stream) of bytes. It can correspond to a file on disk, to a pipe, to your terminal, or to some other device such as a printer or tty. ...
switch / pattern matching idea
...tern match covers every possible case available, fully described, warnings from the compiler if you do not. While you can rightfully argue that the default case does this, it also is often in practice a run-time exception.
– VoronoiPotato
Aug 6 '19 at 15:36
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