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Getting JavaScript object key list
I have a JavaScript object like
17 Answers
17
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Javascript how to split newline
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Try initializing the ks variable inside your submit function.
(function($){
$(document).ready(function(){
$('#data').submit(function(e){
var ks = $('#keywords').val().split("\n");
e.preventDefault();
...
Ruby: How to post a file via HTTP as multipart/form-data?
I want to do an HTTP POST that looks like an HMTL form posted from a browser. Specifically, post some text fields and a file field.
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Accessing a Dictionary.Keys Key through a numeric index
... using a Dictionary<string, int> where the int is a count of the key.
15 Answers
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How to get a number of random elements from an array?
I am working on 'how to access elements randomly from an array in javascript'. I found many links regarding this. Like:
Get random item from JavaScript array
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Maximum length of HTTP GET request
... or the client is using).
Most web servers have a limit of 8192 bytes (8 KB), which is usually configurable somewhere in the server configuration. As to the client side matter, the HTTP 1.1 specification even warns about this. Here's an extract of chapter 3.2.1:
Note: Servers ought to be cauti...
Ruby on Rails: Delete multiple hash keys
...lified to:
redirect_to my_path(params.except(:controller, :action, :other_key))
Also, you wouldn't have to monkey patch, since the Rails team did it for you!
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How to run multiple .BAT files within a .BAT file
...the called batch file starts executing. It's a peculiar behavior dating back to the early MS-DOS days.
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Generic deep diff between two objects
...2,3],{a:'hey'}]
and
[{a:'hey'},1,[3,{c: 1},2]]
to be same, because I think that arrays are not equal if order of their elements is not same. Of course this can be changed if needed. Also this code can be further enhanced to take function as argument that will be used to format diff object in arbit...
How to get unique values in an array
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Since I went on about it in the comments for @Rocket's answer, I may as well provide an example that uses no libraries. This requires two new prototype functions, contains and unique
Array.prototype.contains = function(v) {
for (var i = 0; i < this.length; i++) {...