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Changing UIImage color
...or()
– ColossalChris
Jan 8 '16 at 3:32
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Is there a way to make a DIV unselectable?
...t here: msdn.microsoft.com/en-us/library/hh801966(v=vs.85).aspx But I actually tested on IE, and it works correctly.
– KimKha
May 1 '13 at 15:27
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Is there a “do … until” in Python? [duplicate]
...rtelli
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How to log PostgreSQL queries?
How to enable logging of all SQL executed by PostgreSQL 8.3?
10 Answers
10
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How can building a heap be O(n) time complexity?
...itten this to describe how a max heap works. This is the type of heap typically used for heap sort or for a priority queue where higher values indicate higher priority. A min heap is also useful; for example, when retrieving items with integer keys in ascending order or strings in alphabetical order...
Where does PostgreSQL store the database?
...here the data directory is, use this query.
show data_directory;
To see all the run-time parameters, use
show all;
You can create tablespaces to store database objects in other parts of the filesystem. To see tablespaces, which might not be in that data directory, use this query.
SELECT * FRO...
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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android.widget.Switch - on/off event listener?
...ener to change the state & passed the switch to method(in my case API call) & then used the setChecked() method to change the state(like in onFailure/onError in API call). Hope that helps.
– deepak kumar
Feb 21 at 9:09
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What is the result of % in Python?
...s second operand (or zero); the absolute value of the result is strictly smaller than the absolute value of the second operand [2].
Taken from http://docs.python.org/reference/expressions.html
Example 1:
6%2 evaluates to 0 because there's no remainder if 6 is divided by 2 ( 3 times ).
Example 2...
Detecting 'stealth' web-crawlers
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A while back, I worked with a smallish hosting company to help them implement a solution to this. The system I developed examined web server logs for excessive activity from any given IP address and issued firewall rules to block offenders. It included wh...