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When should I create a destructor?
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UPDATE: This question was the subject of my blog in May of 2015. Thanks for the great question! See the blog for a long list of falsehoods that people commonly believe about finalization.
When should I manually create a destructor?
Almost never.
Typically ...
Test if a variable is set in bash when using “set -o nounset”
... Also, this won't work if $WHATEVER contains only whitespace - See my answer.
– l0b0
Mar 22 '12 at 15:07
10
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How to display length of filtered ng-repeat data
...ction MainCtrl( $scope, filterFilter ) {
// ...
$scope.filteredData = myNormalData;
$scope.$watch( 'myInputModel', function ( val ) {
$scope.filteredData = filterFilter( myNormalData, val );
});
// ...
}
And then you use the filteredData property in your view instead. Here is a wo...
How to create multidimensional array
...ing what you're saying. What are you trying to with your array? (Also, see my last edit.)
– Jared Farrish
Sep 25 '11 at 13:30
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When should the xlsm or xlsb formats be used?
...ents will only be noted in VERY large files.
– music2myear
Jun 23 '17 at 16:05
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What is the preferred Bash shebang?
...env or anywhere in fact, as long as it is in the path. It could be at /dummy/env if /dummy is in PATH. Shebang itself is undefined under POSIX, so I could make #!stop toaster start the USB coffee machine and be POSIX compliant. So #!/usr/bin/env bash isn't particularly better than #!/bin/bash, it ...
Abort Ajax requests using jQuery
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In my tests, the request is aborted at the browser, but the .fail() method is invoked with a jqXHR,status = 0, and jqXHR,statusMessage = "abort"
– BJ Safdie
Nov 8 '13 at 2:23
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How to convert Milliseconds to “X mins, x seconds” in Java?
...he time using System.currentTimeMillis() when a user begins something in my program. When he finishes, I will subtract the current System.currentTimeMillis() from the start variable, and I want to show them the time elapsed using a human readable format such as "XX hours, XX mins, XX seconds" ...
What is the maximum length of a Push Notification alert text?
...li claims above that they were able to send messages with 1400 characters. My own testing with the new notification format showed that a message just 1 byte over the 256 byte limit was rejected. Given that the docs are very explicit on this point I suggest it is safer to use 256 regardless of what ...
How to return dictionary keys as a list in Python?
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@MYounas That syntax has been available for quite some time, even in Python 2. In function calls you can do def foo(*args): print(args) followed by foo(*{1:0, 2:0}) with the result (1, 2) being printed. This behavior is specif...