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Can I have an IF block in DOS batch file?
.... You will unfortunately need to create nested blocks of if statements to handle that.
Secondly, that %GPMANAGER_FOUND% == true test looks mighty suspicious to me. I don't know what the environment variable is set to or how you're setting it, but I very much doubt that the code you've shown will p...
Can I 'git commit' a file and ignore its content changes?
...time using
git update-index --assume-unchanged [<file> ...]
To undo and start tracking again (if you forgot what files were untracked, see this question):
git update-index --no-assume-unchanged [<file> ...]
Relevant documentation:
--[no-]assume-unchanged
When this flag is specified, t...
Ternary operator is twice as slow as an if-else block?
... answer this question, we'll examine the assembly code produced by the X86 and X64 JITs for each of these cases.
X86, if/then
32: foreach (int i in array)
0000007c 33 D2 xor edx,edx
0000007e 83 7E 04 00 cmp dword ptr [esi+4],0
00000082 ...
Change Bootstrap tooltip color
...Tooltip on bottom"
class="red-tooltip">Tooltip on bottom</a>
And in the CSS:
.tooltip-arrow,
.red-tooltip + .tooltip > .tooltip-inner {background-color: #f00;}
jsFiddle
Moeen MH: With the most recent version of bootstrap, you may need to do this in order to get rid of black ar...
Decorators with parameters?
...ecorator with arguments should return a function that will take a function and return another function. So it should really return a normal decorator. A bit confusing, right? What I mean is:
def decorator_factory(argument):
def decorator(function):
def wrapper(*args, **kwargs):
...
Setting a system environment variable from a Windows batch file?
...s it possible to set a environment variable at the system level from a command prompt in Windows 7 (or even XP for that matter). I am running from an elevated command prompt.
...
How can I match multiple occurrences with a regex in JavaScript similar to PHP's preg_match_all()?
...
I would suggest an alternative regex, using sub-groups to capture name and value of the parameters individually and re.exec():
function getUrlParams(url) {
var re = /(?:\?|&(?:amp;)?)([^=&#]+)(?:=?([^&#]*))/g,
match, params = {},
decode = function (s) {return decodeURI...
What is the boundary in multipart/form-data?
...As you can see, the server knows that parameters are separated by an ampersand &. If & is required for a parameter value then it must be encoded.
So how does the server know where a parameter value starts and ends when it receives an HTTP request using multipart/form-data?
Using the bounda...
What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?
...e to prepare a little educational tool for SO which should help beginners (and intermediate) programmers to recognize and challenge their unwarranted assumptions in C, C++ and their platforms.
...
gitignore all files of extension in directory
... argue that ignore rules local to a directory should be in that directory, and that global rules should be global. (Also, this answer is ancient and I don't think ** was supported at the time).
– ptyx
Mar 24 '16 at 18:46
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