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Node.js vs .Net performance
...hen this might not matter that much because the threads aren't going to be blocked and you're going to be able to handle a lot of requests before you run out of threads. The problem with the ASP.NET model comes when you start making I/O requests that block the thread (call to a DB, make an http req...
HttpClient.GetAsync(…) never returns when using await/async
...yncAwait_GetSomeDataAsync returns an uncompleted Task.
Test5Controller.Get blocks the current thread until that Task completes.
The HTTP response comes in, and the Task returned by HttpClient.GetAsync is completed.
AsyncAwait_GetSomeDataAsync attempts to resume within the ASP.NET request context. Ho...
Volatile boolean vs AtomicBoolean
...push back a new value then I go with Atomic* vars or locks or synchronized blocks, whatever suits me best. In many concurrent scenarios it boils down to get the value, compare it with another one and update if necessary, hence the compareAndSet and getAndSet methods present in the Atomic* classes.
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What is the difference between Scope_Identity(), Identity(), @@Identity, and Ident_Current()?
...l, session is unique for your script-run after connect(). When pooling ... PHP for SQL Server uses ODBC connection pooling. When a connection from the pool is used, the connection state is reset. Closing the connection returns the connection to the pool. (note: see remarks for linux/mac) docs.micros...
Responsively change div size keeping aspect ratio [duplicate]
...ntuitive) fact that padding-top percentages are relative to the containing block's width. Here's an example:
.wrapper {
width: 50%;
/* whatever width you want */
display: inline-block;
position: relative;
}
.wrapper:after {
padding-top: 56.25%;
/* 16:9 ratio */
display: b...
Symfony2 : How to get form validation errors after binding the request to the form
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I also did the first one (w/ php templates <?php echo $view['form']->errors($form) ?>) but still it's empty!
– putolaruan
Aug 8 '11 at 10:33
...
Class.forName() vs ClassLoader.loadClass() - which to use for dynamic loading? [duplicate]
...o attempt to load a Torque peer class in order to run a static initializer block which maps the peer to a database table. The static block was not executed on this call. However, upon calling Class.forName("..."); for the peer class the static block was executed. +1 for a good explanation and educat...
How do you use $sce.trustAsHtml(string) to replicate ng-bind-html-unsafe in Angular 1.2+
...
Personally I sanitize all my data with some PHP libraries before going into the database so there's no need for another XSS filter for me.
From AngularJS 1.0.8
directives.directive('ngBindHtmlUnsafe', [function() {
return function(scope, element, attr) {
...
Why does this async action hang?
...
So the first line kicks off the asynchronous work. The second line then blocks the UI thread. So when the runtime wants to run the "return result" line back on the UI thread, it can't do that until the Result completes. But of course, the Result can't be given until the return happens. Deadlock.
...
What are the differences between various threading synchronization options in C#?
... one thread can take ownership of the object's lock & enter the locked block of code. Other threads must wait till the current owner relinquishes the lock by exiting the block of code. Also it is recommended that you lock on a private member object of your class.
Monitors
lock(obj) is imple...