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JavaScript: How do I print a message to the error console?
...tall Firebug and then you can use console.log(...) and console.debug(...), etc. (see the documentation for more).
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AngularJS ui-router login authentication
...they're logged in (if necessary; not necessary for signin, password reset, etc.), and then does a role check (if your app needs this). If they are not authenticated, send them to the sign-in page. If they are authenticated, but fail a role check, send them to an access denied page. I call this servi...
How do I convert an existing callback API to promises?
...d with together async\await in ES7 to make the program flow wait for a fullfiled result like the following:
function getName () {
return new Promise(function (fulfilled, rejected) {
var name = "John Doe";
// wait 3000 milliseconds before calling fulfilled() method
set...
What is data oriented design?
...our data for efficient processing. Especially with respect to cache misses etc. Data Driven Design on the other hand is about letting data control a lot of your programs behavior (described very well by Andrew Keith's answer).
Say you have ball objects in your application with properties such as co...
Closing Database Connections in Java
...method in order to release any other database resources (cursors, handles, etc) the connection may be holding on to.
Actually, the safe pattern in Java is to close your ResultSet, Statement, and Connection (in that order) in a finally block when you are done with them, something like that:
Connec...
How to get disk capacity and free space of remote computer
...ay 1 '15 at 17:48
Null Pointers etc.Null Pointers etc.
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Which websocket library to use with Node.js? [closed]
...; TCP connections and provides data-sync, pub/sub and request/response
socketcluster WebSocket server cluster which makes use of all CPU cores on your machine. For example, if you were to use an xlarge Amazon EC2 instance with 32 cores, you would be able to handle almost 32 times the traffic on a si...
How to set time delay in javascript
...
Place your code inside of the { }
500 = 0.5 seconds
2200 = 2.2 seconds
etc.
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Does a finally block run even if you throw a new Exception?
...block is intended for resource clean-up (closing DB connections, releasing file handles etc), not for must-run logic. If it must-run do it before the try-catch block, away from something that could throw an exception, as your intention is almost certainly functionally the same.
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How to implement an android:background that doesn't stretch?
...tton instead of ImageButton (which doesn't allow SetText() , resizing, etc.).
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