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What Every Programmer Should Know About Memory?
...s the paper essential for anyone involved in: game development, scientific computing, finance, databases, compilers, processing of large datasets, visualization, anything that has to handle lots of requests... So yes, if you are working in an application that is idle most of the time, like a text ed...
could not resolve host github.com error while cloning remote repository in git
...ernet>:<password_internet>@aproxy:aport
set NO_PROXY=localhost,my.company
(To avoid putting your credentials -- username/password -- in clear in the proxy URL, see below)
Note the NO_PROXY, to allow to access internal site to your company
You also can register that in your git config:
git ...
What is the difference between trie and radix trie data structures?
...
A radix tree is a compressed version of a trie. In a trie, on each edge you write a single letter, while in a PATRICIA tree (or radix tree) you store whole words.
Now, assume you have the words hello, hat and have. To store them in a trie, it...
PHP foreach change original array values
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In PHP, passing by reference (&) is ... controversial. I recommend not using it unless you know why you need it and test the results.
I would recommend doing the following:
foreach ($fields as $key => $field) {
if ($field['required'] && strlen($_POST[$field['name']])...
Difference between shared objects (.so), static libraries (.a), and DLL's (.so)?
...correct. The header file defines prototypes which are required in order to compile the code which uses the library, but at link time the linker looks inside the library itself to make sure the functions it needs are actually there. The linker has to find the function bodies somewhere at link time or...
dismissModalViewControllerAnimated deprecated
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The new method is:
[self dismissViewControllerAnimated:NO completion:nil];
The word modal has been removed; As it has been for the presenting API call:
[self presentViewController:vc animated:NO completion:nil];
The reasons were discussed in the 2012 WWDC Session 236 - The Evol...
Rollback a Git merge
...
Reverting a merge commit has been exhaustively covered in other questions. When you do a fast-forward merge, the second one you describe, you can use git reset to get back to the previous state:
git reset --hard <commit_before_merge>
...
Keyboard shortcut to change font size in Eclipse?
... editors, you can now use Zoom In (Ctrl++ or Ctrl+=) and Zoom Out (Ctrl+-) commands to increase and decrease the font size.
Like a change in the General > Appearance > Colors and Fonts preference page, the commands persistently change the font size in all editors of the same type. If the edi...
Why isn't String.Empty a constant?
...e with unmanaged code, as indicated by Microsoft here in the Shared Source Common Language Infrastructure 2.0 Release. The file to look at is sscli20\clr\src\bcl\system\string.cs.
The Empty constant holds the empty
string value. We need to call the
String constructor so that the
compiler d...