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How can I get System variable value in Java?
...e in Java, see below:
String javaHome = System.getenv("JAVA_HOME");
For more information on environment variables see this wikipedia page.
Also make sure the environment variable you are trying to read is properly set before invoking Java by doing a:
echo %MYENVVAR%
You should see the value o...
How can I change or remove HTML5 form validation default error messages?
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How to track down a “double free or corruption” error
...e free() call visible in the backtrace.
see the man page for malloc() for more information
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Container View Controller Examples [closed]
...ragraphs in the UIViewController Class Reference . I feel I need a little more information than that and an example implementation would be nice. Google has turned up nothing at all.
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SQL UPDATE SET one column to be equal to a value in a related table referenced by a different column
... I got over my problem by eliminating the "FROM" It looked more like this: UPDATE table1 NATURAL JOIN table2 SET table1.col1 = table1.col2 WHERE table2.col3 ="condition"
– 2NinerRomeo
Mar 4 '15 at 20:49
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reformat in vim for a nice column layout
...n -t -s ','. It removes the commas, so they're not technicaly csv files anymore. But arranges them beautifully, which is what I needed.
– Eduardo
Feb 27 '12 at 19:24
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Where does the iPhone Simulator store its data?
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It's hard to emphasis how much simpler, more convenient, less error prone and less frustrating this answer is (as recommended in mackworth's comment above). You can simply add a line to NSLog this in your AppDelegate's didFinishLaunchingWithOptions:, or you can po ...
Unit Testing bash scripts
...ection for scripts, and sounds reasonable. Avoiding bash scripts and using more testable and less obscure language is preferable.
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