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URL rewriting with PHP
...
You can essentially do this 2 ways:
The .htaccess route with mod_rewrite
Add a file called .htaccess in your root folder, and add something like this:
RewriteEngine on
RewriteRule ^/?Some-text-goes-here/([0-9]+)$ /picture.php?id=$1
This will tell Apache to enable mod_rewrite for this ...
How to save a PNG image server-side, from a base64 data string
...plode(';', $data);
list(, $data) = explode(',', $data);
$data = base64_decode($data);
file_put_contents('/tmp/image.png', $data);
And as a one-liner:
$data = base64_decode(preg_replace('#^data:image/\w+;base64,#i', '', $data));
An efficient method for extracting, decoding, and checking for e...
Failed to execute 'btoa' on 'Window': The string to be encoded contains characters outside of the La
...ght need to strip all the white-space from the base64 data...
function b64_to_utf8( str ) {
str = str.replace(/\s/g, '');
return decodeURIComponent(escape(window.atob( str )));
}
2017 Update
This problem has been bugging me again.
The simple truth is, atob doesn't really handle UT...
Determine command line working directory when running node bin script
...ge) if it's has not been changed by 'process.chdir' inside of application.
__filename returns absolute path to file where it is placed.
__dirname returns absolute path to directory of __filename.
If you need to load files from your module directory you need to use relative paths.
require('../lib/...
Read-only and non-computed variable properties in Swift
...property which returns that property:
public class Clock {
private var _hours = 0
public var hours: UInt {
return _hours
}
}
But this can be achieved in a different, shorter way, as stated in the section "Access Control" of the "The Swift Programming Language" book:
public class Clo...
How should I print types like off_t and size_t?
I'm trying to print types like off_t and size_t . What is the correct placeholder for printf() that is portable ?
9 ...
Underscore: sortBy() based on multiple attributes
...rst, then sort again by your first property, like this:
var sortedArray = _(patients).chain().sortBy(function(patient) {
return patient[0].name;
}).sortBy(function(patient) {
return patient[0].roomNumber;
}).value();
When the second sortBy finds that John and Lisa have the same room numbe...
Removing duplicates from a list of lists
...;>> import itertools
>>> k.sort()
>>> list(k for k,_ in itertools.groupby(k))
[[1, 2], [3], [4], [5, 6, 2]]
itertools often offers the fastest and most powerful solutions to this kind of problems, and is well worth getting intimately familiar with!-)
Edit: as I mention in ...
How do I loop through or enumerate a JavaScript object?
...ach object in javascript (actually a key-value pair) has a property called __proto__ or prototype. This property has a reference to its parent object. An object automatically inherits property from its parent. This is the reason of using hasOwnProperty, which signifies that we're interested in objec...
Programmatically obtain the Android API level of a device?
... obtain API level programatically by the system constant (Build.VERSION.SDK_INT). For example you can run some piece of code which requires newer API in the following way (it will execute if the current device's API level is at least 4)
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.DONUT) {
...