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How to run a background task in a servlet based web application?
...e. a real Java EE server such as WildFly, JBoss, TomEE, Payara, GlassFish, etc), then use @Schedule instead. Here are some examples:
@Singleton
public class BackgroundJobManager {
@Schedule(hour="0", minute="0", second="0", persistent=false)
public void someDailyJob() {
// Do your ...
Use of “instanceof” in Java [duplicate]
... if( param instanceof Comparable) {
//subclasses of Number like Double etc. implement Comparable
//other subclasses might not -> you could pass Number instances that don't implement that interface
System.out.println("param is comparable");
}
}
Note that if you have to use that op...
Syntax highlighting for Jade in Sublime Text 2?
...se Packages in the editor to find the directory.
– Fletch
Oct 15 '12 at 10:37
...
Javascript set img src
...wait, interval fires: set src on image1. in image1.onload, show 1, hide 2- etc. etc...
– Breton
Feb 9 '13 at 9:16
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How to change Xcode Project name
...y after you will have to go into the nitty gritty of editing your schemes, etc.
– daspianist
Sep 11 '14 at 17:27
Be ca...
Detach many subdirectories into a new, separate Git repository
...a_file_and_make_a_commit, you can choose to add a .gitignore, or README.md etc.
4 - Merge apps repo first:
git remote add apps-repo ../apps-repo
git fetch apps-repo
git merge -s ours --no-commit apps-repo/master # see below note.
git read-tree --prefix=apps -u apps-repo/master
git commit -m "impor...
CSS Child vs Descendant selectors
...in Internet Explorer 6.
(If you use the selector in a jQuery/Prototype/YUI etc selector rather than in a style sheet it still works though)
share
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foll...
Difference between HBase and Hadoop/HDFS
...at distributes data across a cluster of machines taking care of redundancy etc
2) Map Reduce. A job management system on top of HDFS - to manage map-reduce (and other types) jobs processing the data stored on HDFS.
Basically it means its an offline system - you store data on HDFS and you can proce...
Mismatch Detected for 'RuntimeLibrary'
...sly the version of Visual C++, among other things like iterator debugging, etc.)
The most important part of the problem is this: having the same idea about the size of objects on either side of a function call.
Consider for example that the above two pieces of code are called A and B. A is compile...
AngularJS 1.2 $injector:modulerr
...y Web Site -->
<p>About my web site...</p>
etc ...
And your JavaScript looks like this (i.e has a typo on app name - myWebCite instead of myWebSite):
/** Main AngularJS Web Application */
var app = angular.module('myWebCite', [ 'ngRoute' ]);
/** Configure the Ro...