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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...
Allowing Untrusted SSL Certificates with HttpClient
...
A quick and dirty solution is to use the ServicePointManager.ServerCertificateValidationCallback delegate. This allows you to provide your own certificate validation. The validation is applied globally across the whole App Domain.
ServicePointManager.ServerCertific...
How to get NSDate day, month and year in integer format?
...2017
Swift 3.0 (It's an iteration of previous answers, but solves it for all your future app projects)
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How to delete a folder and all contents using a bat file in windows?
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How to create EditText with cross(x) button at end of it?
...n, or is there any property for EditText by which it is created automatically? I want the cross button to delete whatever text written in EditText .
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How to detect when a UIScrollView has finished scrolling
...if it is decelerating though. If you pan slowly, then release, it doesn't call didEndDecelerating.
– Sean Clark Hess
Nov 1 '10 at 23:00
4
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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) {
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How do you determine what technology a website is built on? [closed]
...be for malicious parties to identify security vulnerabilities or denial of service holes.
If I was interested I'd probably look, in no particular order, at:
urls, and file extensions.
HTTP response headers
Source code for comments, or standard JS libraries
Incidentally, the tools mentioned in o...
When and why will a compiler initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete?
...----- -------- -------------------------
0xCD Clean Memory Allocated memory via malloc or new but never
written by the application.
0xDD Dead Memory Memory that has been released with delete or free.
It is used to detect w...
How to combine two jQuery results
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