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UITableViewCell with UITextView height in iOS 7?
...lowing will work equally for both iOS 7 and older versions and as of right now does not include any methods, that are deprecated.
Simple Solution
- (CGFloat)textViewHeightForAttributedText: (NSAttributedString*)text andWidth: (CGFloat)width {
UITextView *calculationView = [[UITextView alloc] in...
How do I remove/delete a folder that is not empty?
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Anyone know why this functionality is not in the os package? Seems like os.rmdir is quite useless. Any good arguments for why it's implemented this way?
– Malcolm
Sep 24 '13 at 0:43
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How to hide the keyboard when I press return key in a UITextField?
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class MyViewController: UIViewController, UITextFieldDelegate {
....
}
Now add a delegate to a TextField in which you want to dismiss the keyboard when return is tapped either in viewDidLoad method like below or where you are initializing it.
For eg.
override func viewDidLoad() {
super.vie...
Regex lookahead, lookbehind and atomic groups
...ume any characters so that search for REGEX_2 starts at the same location. Now REGEX_2 makes sure that the string matches some other rules. Without look-ahead it would match strings of length three or five.
Negative lookahead
Syntax:
(?!REGEX_1)REGEX_2
Match only if REGEX_1 does not match; af...
Overloading and overriding
... //wash the Truck
}
Wash function was only washing a Car before, but now its overloaded to wash a Truck as well.
If the provided input object is a Car, it will execute Wash(Car anyCar)
If the provided input object is a Truck, then it will execute
Wash(Truck anyTruck)
Let's override Wash()...
Greedy vs. Reluctant vs. Possessive Quantifiers
...acks one more step (leaving the "foo" at the end of the string unmatched). Now, the matcher finally matches the f in the regex, and the o and the next o are matched too. Success!
A reluctant or "non-greedy" quantifier first matches as little as possible. So the .* matches nothing at first, leaving ...
Any shortcut to initialize all array elements to zero?
... a container object that holds a fixed number of values of a single type.
Now the Type of array for you is int so consider the default value for all array elements will be automatically 0 Because it is holding int type.
Now consider the array for String type so that all array elements has default ...
How can prepared statements protect from SQL injection attacks?
...t exactly true. MySQL has supported prepared statements for quite a while now. The PDO driver has as well. But yet, MySQL queries were still prepared by PDO by default, last time i checked.
– cHao
Aug 18 '13 at 9:32
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How to set timeout on python's socket recv method?
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It's better now, but I don't see where the answer was "explicitly rejected".
– nosklo
Apr 28 '10 at 18:31
7
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How do I squash two non-consecutive commits?
...he rebase will be aborted.
#
# Note that empty commits are commented out
Now you change the file that it looks like this:
pick aaaaaaa Commit A
squash ddddddd Commit D
pick bbbbbbb Commit B
pick ccccccc Commit C
And git will now meld the changes of A and D together into one commit, and put B an...