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Save An Image To Application Documents Folder From UIView On IOS
...eading it later works the same way. Build the path like we just did above, then:
NSData *pngData = [NSData dataWithContentsOfFile:filePath];
UIImage *image = [UIImage imageWithData:pngData];
What you'll probably want to do is make a method that creates path strings for you, since you don't want t...
Python Anaconda - How to Safely Uninstall
...PATH
So, just comment out the line (add # in the beginning of the line).
Then reload the ~/.bashrc file executing source ~/.bashrc
Now, verify the changes executing which python in the new terminal.
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System.currentTimeMillis() vs. new Date() vs. Calendar.getInstance().getTime()
...
If you're USING a date then I strongly advise that you use jodatime, http://joda-time.sourceforge.net/. Using System.currentTimeMillis() for fields that are dates sounds like a very bad idea because you'll end up with a lot of useless code.
Both d...
jQuery validation: change default error message
...lt;br />
<input type="submit" />
</form>
And the code then contains something like this:
function getMsg(selector) {
return $(selector).attr('data-msg');
}
$('#form1').validate({
// ...
messages: {
firstName: getMsg('#firstName'),
lastName: getMsg('...
Auto reloading a Sails.js app on code changes?
...nstall sails locally in you project as follows
npm install sails --save
then change package.json
from
"scripts": {
"debug": "node debug app.js",
"start": "node app.js"
},
to
"scripts": {
"debug": "node debug app.js",
"start": "node app.js",
"dev": "export NODE_ENV=development &...
Why do I get “Pickle - EOFError: Ran out of input” reading an empty file?
...e done this by mistake before using:
...
open(filename, 'rb') as f:
And then got the EOFError because the previous block of code over-wrote the cd.pkl file.
When working in Jupyter, or in the console (Spyder) I usually write a wrapper over the reading/writing code, and call the wrapper subseque...
How can I test if a letter in a string is uppercase or lowercase using JavaScript?
...eing "does the character have upper && lower case variants? If so then return whether it's upper or lower case"
– aaaaaa
Sep 9 '16 at 14:31
...
Is char signed or unsigned by default?
...har, signed char, and unsigned char. If you #include <limits.h> and then look at CHAR_MIN, you can find out if plain char is signed or unsigned (if CHAR_MIN is less than 0 or equal to 0), but even then, the three types are distinct as far as the standard is concerned.
Do note that char is sp...
How do I disable a href link in JavaScript?
...u need to, this is how to do it:
use an empty A class, like this:
a {}
then when you want to deactivate the links, do this:
GetStyleClass('a').pointerEvents = "none"
function GetStyleClass(className)
{
for (var i=0; i< document.styleSheets.length; i++) {
var sty...
Allowing Untrusted SSL Certificates with HttpClient
...urity implications. It should read /* inspect the supplied parameters and then carefully decide whether to */ return true;
– scottt732
Mar 20 '14 at 15:30
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