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How to check if an NSDictionary or NSMutableDictionary contains a key?
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And what if the key does exist, but it's corresponding value is nil?
– Fyodor Soikin
May 6 '10 at 21:30
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UITapGestureRecognizer tap on self.view but ignore subviews
...IViewCotroller ). But the problem that I have other UI object on this view and I don't want to attach any recognizer object to all of them. I found this method below how to make gesture on my view and I know how it works. Right now I am in front of handicap which way to choose for create this recogn...
How to darken a background using CSS?
...HOLE body. Is there any way I can just make the background-image darker, and not everything else?
8 Answers
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Back to previous page with header( “Location: ” ); in PHP
...['HTTP_REFERER']);
Note that this may not work with secure pages (HTTPS) and it's a pretty bad idea overall as the header can be hijacked, sending the user to some other destination. The header may not even be sent by the browser.
Ideally, you will want to either:
Append the return address to t...
Overwriting my local branch with remote branch [duplicate]
I have completely fubar'd my local branch, and would like to start over. The version on the server is correct.
4 Answers
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Sorting a vector of custom objects
...ting a vector containing custom (i.e. user defined) objects.
Probably, standard STL algorithm sort along with a predicate (a function or a function object) which would operate on one of the fields (as a key for sorting) in the custom object should be used.
Am I on the right track?
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How to convert Milliseconds to “X mins, x seconds” in Java?
...btract the current System.currentTimeMillis() from the start variable, and I want to show them the time elapsed using a human readable format such as "XX hours, XX mins, XX seconds" or even "XX mins, XX seconds" because its not likely to take someone an hour.
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Why doesn't os.path.join() work in this case?
The below code will not join, when debugged the command does not store the whole path but just the last entry.
14 Answers
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How do I set default terminal to terminator? [closed]
...ize the comment above may not be very readable ... So: after I run the command, default terminal still shows up, eventhough terminator seems to be selected. No difference after reboot.
– Running Turtle
May 29 '13 at 10:15
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send mail from linux terminal in one line [closed]
I know there is the command mail in linux to send emails via command line. How can I send an simple email with one line from the terminal though?
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