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querySelector and querySelectorAll vs getElementsByClassName and getElementById in JavaScript
... would like to know what exactly is the difference between querySelector and querySelectorAll against getElementsByClassName and getElementById ?
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Android Facebook style slide
The new Facebook application and its navigation is so cool. I was just trying to see how it can be emulated in my application.
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Drop all the tables, stored procedures, triggers, constraints and all the dependencies in one sql st
...which I can clean a database in SQl Server 2005 by dropping all the tables and deleting stored procedures, triggers, constraints and all the dependencies in one SQL statement?
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What is the difference between MVC and MVVM? [closed]
Is there a difference between the standard "Model View Controller" pattern and Microsoft's Model/View/ViewModel pattern?
25...
When should one use a spinlock instead of mutex?
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The Theory
In theory, when a thread tries to lock a mutex and it does not succeed, because the mutex is already locked, it will go to sleep, immediately allowing another thread to run. It will continue to sleep until being woken up, which will be the case once the mutex is being unl...
App Inventor 2 扩展 · App Inventor 2 中文网
...appinventor.mit.edu/
Note: App Inventor extensions are supported only on Android devices running API Level 8 (Android system 2.2 Froyo) and above. This applies to creating extensions, building projects that import extensions, and running packaged APKs of projects that use extensions. Extensions a...
How to articulate the difference between asynchronous and parallel programming?
Many platforms promote asynchrony and parallelism as means for improving responsiveness. I understand the difference generally, but often find it difficult to articulate in my own mind, as well as for others.
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How serious is this new ASP.NET security vulnerability and how can I workaround it?
...you always should anyways in release/production mode.
Additionally add a random time sleep in the error page to prevent the attacker from timing the responses for added attack information.
In web.config
<configuration>
<location allowOverride="false">
<system.web>
<c...
ViewBag, ViewData and TempData
...sed in the corresponding view. This assumes that the action returns a view and doesn't redirect. Lives only during the current request.
The pattern is the following:
public ActionResult Foo()
{
ViewBag.Foo = "bar";
return View();
}
and in the view:
@ViewBag.Foo
or with ViewData:
pub...
Should we use Nexus or Artifactory for a Maven Repo?
...odules). We have been storing our external dependencies in source control, and using that to update a local repo.
12 Answer...