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How are zlib, gzip and zip related? What do they have in common and how are they different?
... encryption or signatures.
Around 1990, the Info-ZIP group wrote portable, free, open-source implementations of zip and unzip utilities, supporting compression with the Deflate format, and decompression of that and the earlier formats. This greatly expanded the use of the .zip format.
In the early ...
C++ display stack trace on exception
...strings containing "filename(function+address)",
// this array must be free()-ed
char** symbollist = backtrace_symbols(addrlist, addrlen);
// allocate string which will be filled with the demangled function name
size_t funcnamesize = 256;
char* funcname = (char*)malloc(funcnames...
Signing a Windows EXE file
...
You can get a free cheap code signing certificate from Certum if you're doing open source development.
I've been using their certificate for over a year, and it does get rid of the unknown publisher message from Windows.
As far as sign...
Best way to iterate through a Perl array
...ng each element off will not speed anything up. Even if there is a need to free the array from the reference, I'd just go:
undef @Array;
when done.
NOTE: The subroutine containing the scope of the array actually keeps the array and re-uses the space next time. Generally, that should be fine (se...
Why does volatile exist?
...information given. If you fail to mark something volatile, the compiler is free to assume that it is not volatile. That's what the compiler does when optimizing code. If there is more information, namely, that said data is in fact volatile, it's the responsibility to the programmer to provide that i...
When should I release objects in -(void)viewDidUnload rather than in -dealloc?
...nal ownership of these objects ensures they will be deallocated as well to free memory.
The objects that you release here are usually recreated and set again when the UIViewController view is re-loaded, either from a Nib or through an implementation of -loadView.
Also note that the UIViewControlle...
Learning WebGL and three.js [closed]
... to other webGL 3D api's out there.
You might also consider getting the free version of Unity3D and the free collada (was free when I got it) exporter from their app store (Window>App store). I found it easy enough to setup my scene in Unity and export it to Collada for use with Three.js.
...
How to import an excel file in to a MySQL database
...
@DivyeshJesadiya It's free for anything up to 5000 rows. After that you have to pay $10 for a month of usage.
– d4nt
Dec 20 '16 at 16:24
...
How can I initialise a static Map?
...trying it out! Guava has quickly become one of the most popular and useful free 3rd party libs for Java, as fellow SO users agree. (If you are new to it, there are some excellent learning resources behind that link.)
Update (2015): As for Java 8, well, I would still use the Guava approach because...
node.js database [closed]
...performance of mongodb.
Mongodb driver for node.js
(Shameless plug) Feel free to ask any questions about the driver at
Google group for the mongodb driver
or here at Stackoverflow
Have fun with node.js. I absolutely love the platform :D
...