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How to get the error message from the error code returned by GetLastError()?
After a Windows API call, how can I get the last error message in a textual form?
11 Answers
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What's a concise way to check that environment variables are set in a Unix shell script?
I've got a few Unix shell scripts where I need to check that certain environment variables are set before I start doing stuff, so I do this sort of thing:
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Determining the current foreground application from a background task or service
I wish to have one application that runs in the background, which knows when any of the built-in applications (messaging, contacts, etc) is running.
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Tuples( or arrays ) as Dictionary keys in C#
I am trying to make a Dictionary lookup table in C#. I need to resolve a 3-tuple of values to one string. I tried using arrays as keys, but that did not work, and I don't know what else to do. At this point I am considering making a Dictionary of Dictionaries of Dictionaries, but that would proba...
Convert char to int in C and C++
How do I convert a char to an int in C and C++?
12 Answers
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libpthread.so.0: error adding symbols: DSO missing from command line
When I'm compiling openvswitch-1.5.0, I've encountered the following compile error:
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How to “EXPIRE” the “HSET” child key in redis?
I need to expire all keys in redis hash, which are older than 1 month.
11 Answers
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Add default value of datetime field in SQL Server to a timestamp
... for some reason, when they created the table, they didn't put a timestamp in the table. I want it to enter the exact date and time that the record was entered.
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What is the shortcut in IntelliJ IDEA to find method / functions?
I know that Ctrl + N is to find classes and it is very useful. But what about methods?
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Not able to type in textfield in iphone simulator using Mac Keyboard?
I'm working on a basic iOS app which supports both portrait and landscape modes. When the iPhone simulator keyboard is open in landscape and I'm switching the app to portrait mode I'm unable to type anything in any text field using my Mac physical keyboard.
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