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Wrapping a C library in Python: C, Cython or ctypes?
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ctypes is your best bet for getting it done quickly, and it's a pleasure to work with as you're still writing Python!
I recently wrapped an FTDI driver for communicating with a USB chip using ctypes and it was great. I had it all done and working i...
How are everyday machines programmed?
...aditional sense. Most of the time the software is written in C, assembly, or even machine code. C and ASM require compilers to be written to use them for that platform. Machine code is written as binary w/o a compiler.
Your coffee pot and most simple systems like that don't carry an operating ...
Should I use single or double colon notation for pseudo-elements?
Since IE7 and IE8 don't support the double-colon notation for pseudo-elements (e.g. ::after or ::first-letter ), and since modern browsers support the single-colon notation (e.g. :after ) for backwards compatibility, should I use solely the single-colon notation and when IE8's market share drops...
When to use the brace-enclosed initializer?
In C++11, we have that new syntax for initializing classes which gives us a big number of possibilities how to initialize variables.
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Check whether or not the current thread is the main thread
Is there any way to check whether or not the current thread is the main thread in Objective-C?
13 Answers
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Why always ./configure; make; make install; as 3 separate steps?
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Because each step does different things
Prepare(setup) environment for building
./configure
This script has lots of options that you should change. Like --prefix or --with-dir=/foo. That means every system has a different configuration. Also ./configure checks for missing libraries that sh...
How do I download a tarball from GitHub using cURL?
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For https, you'll also likely need -k.
– nicerobot
Dec 29 '11 at 0:41
1
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BasicHttpBinding vs WsHttpBinding vs WebHttpBinding
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You're comparing apples to oranges here:
webHttpBinding is the REST-style binding, where you basically just hit a URL and get back a truckload of XML or JSON from the web service
basicHttpBinding and wsHttpBinding are two SOAP-based bindings which i...
Remove empty elements from an array in Javascript
...ments that pass the criteria of the callback function you provide to it.
For example, if you want to remove null or undefined values:
var array = [0, 1, null, 2, "", 3, undefined, 3,,,,,, 4,, 4,, 5,, 6,,,,];
var filtered = array.filter(function (el) {
return el != null;
});
console....
When you exit a C application, is the malloc-ed memory automatically freed?
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It depends on the operating system. The majority of modern (and all major) operating systems will free memory not freed by the program when it ends.
Relying on this is bad practice and it is better to free it explicitly. The issue isn't just that your code looks bad....