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How does “do something OR DIE()” work in PHP?
...'s with statement, when it's actually just a boolean expression... I think extra care should be taken when using this expression if you're expected to perform a cleanup in case of errors. Please, correct me if I'm wrong, but if you do func_call($file) or die(); and the function fails, then the file ...
What are some better ways to avoid the do-while(0); hack in C++?
...
Try to extract the code into a separate function (or perhaps more than one). Then return from the function if the check fails.
If it's too tightly coupled with the surrounding code to do that, and you can't find a way to reduce the ...
Angularjs ng-model doesn't work inside ng-if
...s, while ng-if/ng-switch/ng-repeat all muck with the DOM and keep track of extra state. Seems sensible.
– trisweb
Aug 19 '14 at 20:58
4
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How can I remove a key and its value from an associative array?
...:
unset($arr["key2"]);
var_dump($arr);
// output: array(3) { ["key1"]=> string(6) "value1" ["key3"]=> string(6) "value3" ["key4"]=> string(6) "value4" }
To remove element by value:
// remove an element by value:
$arr = array_diff($arr, ["value1"]);
var_dump($arr);
// output: array(2) { ["...
SQL Server - stop or break execution of a SQL script
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perfect. does not require sysadmin ultra extra user rights
– Pac0
Nov 5 '18 at 10:40
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Expand/collapse section in UITableView in iOS
...l = true
var itemsInSection: NSMutableArray = []
var sectionTitle: String?
init(itemsInSection: NSMutableArray, sectionTitle: String) {
self.itemsInSection = itemsInSection
self.sectionTitle = sectionTitle
}
}
3.in your tableview
import UIKit
class TableViewContr...
Saving an Object (Data persistence)
...ics.
cPickle (or _pickle) vs pickle
It's almost always preferable to actually use the cPickle module rather than pickle because the former is written in C and is much faster. There are some subtle differences between them, but in most situations they're equivalent and the C version will provide gr...
How to check if a string starts with a specified string? [duplicate]
I'm trying to check if a string starts with http . How can I do this check?
6 Answers
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how to draw smooth curve through N points using javascript HTML5 canvas?
...he resulting line is not smooth. How can I produce a single curve between all the gathered points?
11 Answers
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Java Annotations
...tions and annotation processor.
They're great for generating code, adding extra validations during your build, and I've also been using them for an error message framework (not yet published -- need to clear with the bosses...).
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