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Xml Namespace breaking my xpath! [duplicate]
...ive it a named prefix and use that in your xpath queries.
For example, in php (since you didn't specify a language) using DOMXPath you could do something like this:
$xpath = new DOMXPath($document);
$xpath->registerNamespace('x', 'http://schemas.microsoft.com/sharepoint/soap/');
$xpath->quer...
Remove blank attributes from an Object in Javascript
...EricNguyen, unlike C and other several languages, javascript does not have block scope for variables (only function scope), thus, the variable i will always leak into the scope after the for block.
– Gerardo Lima
May 10 '16 at 9:54
...
Practical uses for AtomicInteger
...t supports compare-and-swap instruction (compareAndSet()) to implement non-blocking algorithms.
Here is an example of non-blocking random number generator from Brian Göetz's Java Concurrency In Practice:
public class AtomicPseudoRandom extends PseudoRandom {
private AtomicInteger seed;
A...
Rails: Logging the entire stack trace of an exception
...s used only when the first argument is nil and you have either given it no block or the block return a non-true value.
In essence, you can't use the second parameter to output additional stuff.
What you want to do is something more akin to:
begin
raise
rescue => e
logger.error e.message
...
MySQL Error 1093 - Can't specify target table for update in FROM clause
...
@JeffLowery - the first code block is the answer here; its the second code block that is from the question.
– ToolmakerSteve
Apr 19 '19 at 12:45
...
Pass array to mvc Action via AJAX
...cursively to accommodate modern scripting languages and frameworks such as PHP and Ruby on Rails. You can disable this functionality globally by setting jQuery.ajaxSettings.traditional = true;
– Alexey Shevelyov
Nov 4 '15 at 20:48
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Is it possible to insert multiple rows at a time in an SQLite database?
...throw in more data than that you will need to break it up into 500 element blocks (sqlite.org/limits.html)
– Jamie Cook
Mar 6 '11 at 6:02
3
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How do I pass multiple parameters into a function in PowerShell?
...l, but probably the most useful one is ValidateScript. This takes a script block that must evaluate to $true, so the sky is the limit. For example:
function Get-Something
{
Param
(
[Parameter(Mandatory=$true, Position=0)]
[ValidateScript({ Test-Path $_ -PathType 'Leaf' })]...
How do you kill a Thread in Java?
...rk reliable, but if your code becomes more complex, for instead uses other blocking methods inside the while loop, it might happen, that your code will not terminate at all or at least takes longer as you might want.
Certain blocking library methods support interruption.
Every thread has alrea...
How to $http Synchronous call with AngularJS
...lly want to do because of the nature of JavaScript execution you'll end up blocking everything else.
... but.. if blocking everything else is actually desired, maybe you should look into promises and the $q service. It allows you to wait until a set of asynchronous actions are done, and then execut...