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How to pull a random record using Django's ORM?
... newest, one that was not visited for most time, most popular one and a random one.
15 Answers
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Chaining multiple MapReduce jobs in Hadoop
... is.
As far as removing intermediate data after a job has finished you can do this in your code. The way i've done it before is using something like:
FileSystem.delete(Path f, boolean recursive);
Where the path is the location on HDFS of the data. You need to make sure that you only delete this dat...
Saving and Reading Bitmaps/Images from Internal memory in Android
What I want to do, is to save an image to the internal memory of the phone (Not The SD Card) .
7 Answers
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Send POST data using XMLHttpRequest
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The code below demonstrates on how to do this.
var http = new XMLHttpRequest();
var url = 'get_data.php';
var params = 'orem=ipsum&name=binny';
http.open('POST', url, true);
//Send the proper header information along with the request
http.setRequestHeader('...
What techniques can be used to define a class in JavaScript, and what are their trade-offs?
... but, if I'm not mistaken, there are at least a couple of ways to go about doing that. What would be the syntax and why would it be done in that way?
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How to merge a specific commit in Git
...our answer here.
Apply the change introduced by an existing commit.
Do not forget to read bdonlan's answer about the consequence of cherry-picking in this post:
"Pull all commits from a branch, push specified commits to another", where:
A-----B------C
\
\
D
becomes:
A-----B------C
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Scanner vs. StringTokenizer vs. String.Split
...ing, pulling out data of different types. It's very flexible, but arguably doesn't give you the simplest API for simply getting an array of strings delimited by a particular expression.
String.split() and Pattern.split() give you an easy syntax for doing the latter, but that's essentially all that t...
Using CSS to affect div style inside iframe
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You need JavaScript. It is the same as doing it in the parent page, except you must prefix your JavaScript command with the name of the iframe.
Remember, the same origin policy applies, so you can only do this to an iframe element which is coming from your own se...
How to select distinct rows in a datatable and store into an array
...t "name" but i need to keep the column "name" in my datatable what shall i do?
– User7291
Dec 5 '13 at 9:01
1
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UITextField auto-capitalization type - iPhone App
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It doesn't help if you past text to field. In this case delegate text input and replace first letter of each word
– HotJard
Dec 10 '13 at 8:17
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