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How to print a number with commas as thousands separators in JavaScript
...unction number_format(number, decimals, dec_point, thousands_sep) {
// http://kevin.vanzonneveld.net
// + original by: Jonas Raoni Soares Silva (http://www.jsfromhell.com)
// + improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// + bugfix by: Michael White (htt...
How can I change the image displayed in a UIImageView programmatically?
...e alloc] initWithData:[NSData dataWithContentsOfURL:[NSURL URLWithString:@"http://farm4.static.flickr.com/3092/2915896504_a88b69c9de.jpg"]]];
or
UIImage *image = [UIImage imageNamed: @"cell.png"];
Once you have an Image you can then set UIImageView:
[imageView setImage:image];
The line above...
How do you echo a 4-digit Unicode character in Bash?
...d like to add the Unicode skull and crossbones to my shell prompt (specifically the 'SKULL AND CROSSBONES' (U+2620)), but I can't figure out the magic incantation to make echo spit it, or any other, 4-digit Unicode character. Two-digit one's are easy. For example, echo -e "\x55", .
...
How do I trap ctrl-c (SIGINT) in a C# console app
... Non-broken link for @bzlm's comment: web.archive.org/web/20110424085511/http://…
– Ian Kemp
May 10 '18 at 6:47
@a...
Android. WebView and loadData
...ta().
And, to give a full answer, here is the official list of encodings: http://www.iana.org/assignments/character-sets
I update my answer to be more inclusive:
To use WebView.loadData() with non latin1 encodings you have to encode html content. Previous example was not correctly working in Andr...
How to read/process command line arguments?
I am originally a C programmer. I have seen numerous tricks and "hacks" to read many different arguments.
17 Answers
...
Access object child properties using a dot notation string [duplicate]
... @JohnB's answer, I added a setter value as well. Check out the plunkr at
http://plnkr.co/edit/lo0thC?p=preview
function getSetDescendantProp(obj, desc, value) {
var arr = desc ? desc.split(".") : [];
while (arr.length && obj) {
var comp = arr.shift();
var match = new RegExp...
How to compile and run C/C++ in a Unix console/Mac terminal?
...
This is the command that works on all Unix machines... I use it on Linux/Ubuntu, but it works in OS X as well. Type the following command in Terminal.app.
$ g++ -o lab21 iterative.cpp
-o is the letter O not zero
lab21 will be your executable file
iterat...
Django rest framework nested self-referential objects
... the `subcategories` field
return CategorySerializer()
Actually, as you've noted the above isn't quite right.
This is a bit of a hack, but you might try adding the field in after the serializer is already declared.
class CategorySerializer(serializers.ModelSerializer):
parentCat...
How do you write a migration to rename an ActiveRecord model and its table in Rails?
...
And rename your files etc, manually as other answers here describe.
See: http://api.rubyonrails.org/classes/ActiveRecord/Migration.html
Make sure you can rollback and roll forward after you write this migration. It can get tricky if you get something wrong and get stuck with a migration that trie...