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A cron job for rails: best practices?
...ht
# (see "man 5 crontab" in your terminal)
end
To learn more: https://github.com/jmettraux/rufus-scheduler
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How to create a simple map using JavaScript/JQuery [duplicate]
...S6) standard javascript has a Map implementation, read here for more info: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Map
var map = new Object(); // or var map = {};
map[myKey1] = myObj1;
map[myKey2] = myObj2;
function get(k) {
return map[k];
}
//map[myKe...
Differences between Ant and Maven [closed]
...ject
xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-4_0_0.xsd">
<parent>
<groupId>com.mycompany</groupId>
<a...
How did Google manage to do this? Slide ActionBar in Android application
...ssfully with actionbar accross all api levels. One promising lib is here
https://github.com/jfeinstein10/SlidingMenu
here is a video of the example app.
here is the Google Play app link.
This does work with ActionbarSherlock. You will have to build the SlidingMenu library with ABS to get it wo...
Why can't I do ?
...l; charset=utf-8'>
<title></title>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script type="text/javascript">
function showpreview(e) {
var reader = new FileReader();
reader.onload = fun...
How can I count text lines inside an DOM element? Can I?
...nes
Works in all browser without rare functions out of standards.
Check: https://jsfiddle.net/gzceamtr/
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Detect the Internet connection is offline?
...your domain.
You could put an onerror in an img, like
<img src='http://www.example.com/singlepixel.gif'
onerror='alert("Connection dead");' />
This method could also fail if the source image is moved / renamed, and would generally be an inferior choice to the ajax option.
So there ...
What exactly are late static bindings in PHP?
...
The static keyword is used in a Singleton design pattern.
See link: https://refactoring.guru/design-patterns/singleton/php/example
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Deserializing a JSON into a JavaScript object
...nt the deserialised object to have functions, you could use my small tool: https://github.com/khayll/jsmix
//first you'll need to define your model
var GraphNode = function() {};
GraphNode.prototype.getType = function() {
return this.$type;
}
var Adjacency = function() {};
Adjacency.prototype.g...
How do I declare and initialize an array in Java?
...int[] myIntArray = new int[]{1, 2, 3};
// Since Java 8. Doc of IntStream: https://docs.oracle.com/javase/8/docs/api/java/util/stream/IntStream.html
int [] myIntArray = IntStream.range(0, 100).toArray(); // From 0 to 99
int [] myIntArray = IntStream.rangeClosed(0, 100).toArray(); // From 0 to 100
i...