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NSOperation vs Grand Central Dispatch
...ed first, but as of 10.5 and iOS 2, NSOperationQueue and friends are internally implemented using GCD.
In general, you should use the highest level of abstraction that suits your needs. This means that you should usually use NSOperationQueue instead of GCD, unless you need to do something that NSOp...
Bootstrap close responsive menu “on click”
... </li>
</ul>
</div>
Binding click event on all a elements in navigation to collapse menu (Bootstrap collapse plugin):
$(function(){
var navMain = $("#nav-main");
navMain.on("click", "a", null, function () {
navMain.collapse('hide');
});
});...
Passing parameters to a Bash function
...n_name {
command...
}
or
function_name () {
command...
}
To call a function with arguments:
function_name "$arg1" "$arg2"
The function refers to passed arguments by their position (not by name), that is $1, $2, and so forth. $0 is the name of the script itself.
Example:
function_n...
Rounded table corners CSS only
... only, you get 2px thick borders, which is ugly. Rather have no borders at all.
– Vishal Shah
Feb 8 '11 at 11:27
...
Visual Studio 2013 doesn't discover unit tests
...io. To run the tests I try to go to the menu and choose Test -> Run -> Run all tests or by opening the test explorer window. By those to methods visual studio doesn’t discover any tests in the solution.
...
How to concatenate strings of a string field in a PostgreSQL 'group by' query?
...xt) (
SFUNC=string_agg_transfn,
STYPE=text
);
Custom variations (all Postgres versions)
Prior to 9.0, there was no built-in aggregate function to concatenate strings. The simplest custom implementation (suggested by Vajda Gabo in this mailing list post, among many others) is to use the bu...
How to write to a file in Scala?
...portance are Resource, ReadChars and WriteChars.
File - File is a File (called Path) API that is based on a combination of Java 7 NIO filesystem and SBT PathFinder APIs.
Path and FileSystem are the main entry points into the Scala IO File API.
import scalax.io._
val output:Output = Resourc...
Google Chrome redirecting localhost to https
...t as per accepted answer, it does return 'not found'? Tried everything in all comments and answers here.
– DarkW1nter
May 10 '17 at 15:05
31
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How to make overlay control above all other controls?
I need to make a control appear above all other controls, so it will partially overlay them.
6 Answers
...
Indexes of all occurrences of character in a string
...r Thank you very much for you answer, it seem to be right, but this is actually my first day with Java so I'm a little confused by the final result, this seems to output -1 at the end an I don't quite understand why! thanks!!
– Trufa
Feb 17 '11 at 20:55
...