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Super slow lag/delay on initial keyboard animation of UITextField
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Yeah, I also got a few seconds delay on the latest iPhone 4s. Don't panic. For some reasons, it only happens the first time the app is loaded from Xcode in Debug. When I did Release, I don't get the delay. Just forget it...
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‘ld: warning: directory not found for option’
... I had to delete the paths under 'Framework Search Paths' on my 'AppTests' TARGET to clear the error.
– AT3D
Oct 9 '15 at 10:22
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sho...
What is the Scala identifier “implicitly”?
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This answer would be updated for the latest version.
– emeth
Oct 14 '14 at 2:58
1
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maxlength ignored for input type=“number” in Chrome
...number" is a new type from the HTML 5 specification. If the browser you're testing in doesn't recognize type="number" it will treat it as type="text" which does respect the maxlength attribute. This may explain the behaviour you're seeing.
– André Dion
Aug 29 ...
Javascript Shorthand for getElementById
...Of(s.slice(1))>=0)b.push(a[i]);
return b;
}
}
Usage : _(".test") returns all elements with class name test, and _("#blah") returns an element with id blah.
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Need to ZIP an entire directory using Node.js
...');
var archiver = require('archiver');
var output = file_system.createWriteStream('target.zip');
var archive = archiver('zip');
output.on('close', function () {
console.log(archive.pointer() + ' total bytes');
console.log('archiver has been finalized and the output file descriptor has clo...
Short description of the scoping rules?
...t_function # for python 2 support
x = 100
print("1. Global x:", x)
class Test(object):
y = x
print("2. Enclosed y:", y)
x = x + 1
print("3. Enclosed x:", x)
def method(self):
print("4. Enclosed self.x", self.x)
print("5. Global x", x)
try:
p...
JavaScript: Passing parameters to a callback function
...aram1, param2) {
alert(param1 + " and " + param2);
}
function callbackTester (callback) {
callback (arguments[1], arguments[2]);
}
callbackTester (tryMe, "hello", "goodbye");
But otherwise, your example works fine (arguments[0] can be used in place of callback in the tester)
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Completion block for popViewController
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For iOS9 SWIFT version - works like a charm (hadn't tested for earlier versions). Based on this answer
extension UINavigationController {
func pushViewController(viewController: UIViewController, animated: Bool, completion: () -> ()) {
pushViewController(vi...
Python != operation vs “is not”
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== is an equality test. It checks whether the right hand side and the left hand side are equal objects (according to their __eq__ or __cmp__ methods.)
is is an identity test. It checks whether the right hand side and the left hand side are th...