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How to know when UITableView did scroll to bottom in iPhone
...ld like to know when a UITableView did scroll to bottom in order to load and show more content, something like a delegate or something else to let the controller know when the table did scroll to bottom.
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psql: FATAL: database “” does not exist
...some trouble when installing on my macbook. I've installed the application and I ran:
21 Answers
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How do I position one image on top of another in HTML?
... tight in the corner). I am trying to avoid compositing (with ImageMagick and similar) due to performance issues.
10 Answe...
Perform an action in every sub-directory using Bash
... # your processing here
fi
done
Or, if your action is a single command, this is more concise:
for D in *; do [ -d "${D}" ] && my_command; done
Or an even more concise version (thanks @enzotib). Note that in this version each value of D will have a trailing slash:
for D in */; do ...
What is “Orthogonality”?
...em would be a radio, where changing the station does not change the volume and vice-versa.
A non-orthogonal system would be like a helicopter where changing the speed can change the direction.
In programming languages this means that when you execute an instruction, nothing but that instruction ...
How to get an MD5 checksum in PowerShell
...t solution offers as identified in the comments (uses a stream, closes it, and supports large files).
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How can I determine if a variable is 'undefined' or 'null'?
...}
Because null == undefined is true, the above code will catch both null and undefined.
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Add line break to 'git commit -m' from the command line
I am using Git from the command line and am trying to add a line break to the commit message (using git commit -m "" ) without going into Vim.
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java.lang.UnsupportedClassVersionError: Bad version number in .class file?
... suggestions on the web indicate that the code was compiled in one version and executed in another version (new on old). However, I only have one version of JRE on my system. If I run the commands:
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What is the use of making constructor private in a class?
... answered Jan 14 '10 at 6:33
nandananda
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