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How should I unit test threaded code?
...e, we want the interactions between the threads to happen in a predictable order. We don't want to externally synchronize the threads in the test, because that will mask bugs that could happen in production where the threads are not externally synchronized. That leaves the use of timing delays for...
How do you keep user.config settings across different assembly versions in .net?
...called Upgrade which migrates all settings from the previous version.
In order to run the merge whenever you publish a new version of your application you can define a boolean flag in your settings file that defaults to true. Name it UpgradeRequired or something similar.
Then, at application sta...
How do I uninstall nodejs installed from pkg (Mac OS X)?
...
In order to delete the 'native' node.js installation, I have used the method suggested in previous answers sudo npm uninstall npm -g, with additional sudo rm -rf /usr/local/lib/node /usr/local/lib/node_modules /var/db/receipts/o...
When should I use jQuery deferred's “then” method and when should I use the “pipe” method?
...append callbacks to the "inner" Ajax call without exposing the actual flow/order of the calls.
In general, deferred objects provide an interesting way to decouple your code :)
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What is the most appropriate way to store user settings in Android application
... an endless loop.
I had earlier suggested adding a "hidden" preference in order to accomplish this. It's definitely not the best way. I'm going to present two other options that I consider to be more viable.
First, the simplest, is in a preferenceChangeListener, you can grab the entered value, ...
What is the correct way to make a custom .NET Exception serializable?
... sure you call through to base.GetObjectData(info, context) at the end, in order to let the base class save its own state.
SerializableExceptionWithCustomProperties.cs:
namespace SerializableExceptions
{
using System;
using System.Collections.Generic;
using System.Runtime.Serializati...
What is the difference between ${var}, “$var”, and “${var}” in the Bash shell?
...are variations on Bash Shell Expansions. Expansions happen in a particular order, and some have specific use cases.
Braces as Token Delimiters
The ${var} syntax is primarily used for delimiting ambiguous tokens. For example, consider the following:
$ var1=foo; var2=bar; var12=12
$ echo $var12
12
...
What does (function($) {})(jQuery); mean?
...
Type 3, in order to work would have to look like this:
(function($){
//Attach this new method to jQuery
$.fn.extend({
//This is where you write your plugin's name
'pluginname': function(_options) {
...
Accessing inactive union member and undefined behavior?
... initial sequence (C99, §6.5.2.3/5):
One special guarantee is made in order to simplify the use of unions: if a union contains
several structures that share a common initial sequence (see below), and if the union
object currently contains one of these structures, it is permitted to inspect ...
SVG gradient using CSS
...using classes instead of :nth-child is that it'll not be affected if you reorder your stops. Also, it makes the intent of each class clear - you'll be left wondering whether you needed a blue color on the first child or the second one.
I've tested it on all Chrome, Firefox and IE11:
.main-stop...