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Automatically create an Enum based on values in a database lookup table?
...it this way. You loose your compile time checks and become prone to typing errors. All benefits of enums gone. You could introduce string constants, but then you are back where you started.
– Daniel Brückner
Apr 7 '09 at 11:10
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How to create a temporary directory?
...aybe the /tmp filesystem is full or has been remounted read only due to an error?); then cd $(mktemp -d) will evaluate to cd which changes to the user's home directory, which would subsequently be deleted.
– Jules
May 8 '17 at 7:11
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How to invoke a Linux shell command from Java
...o the typical problem of it hanging because you didn't read its output and error streams. For example: stackoverflow.com/questions/8595748/java-runtime-exec
– Evgeni Sergeev
Dec 11 '14 at 8:46
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Behaviour of increment and decrement operators in Python
...d to be consistent and readable.
Confusing side-effects. One common newbie error in languages with ++ operators is mixing up the differences (both in precedence and in return value) between the pre- and post-increment/decrement operators, and Python likes to eliminate language "gotcha"-s. The preced...
What is the JavaScript >>> operator and how do you use it?
...be arbitrarily set to anything that is not an integer or 0 (FF throws this error: RangeError: invalid array length).
– Justin Johnson
Nov 30 '09 at 22:43
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XML Validation with XSD in Visual Studio IDE
...ns, pick the Use one with the green checkmark:
Make sure Visual Studio's Error List windows is visible (menu View > Error List). This will show all inconsistencies between XML and XSD schema definitions.
Once all of that is in place, the Visual Studio XML editor should highlight problems with y...
How to copy data to clipboard in C#
...xception see "Current thread must be set to single thread apartment (STA)" error in copy string to clipboard
This question/answer covers regular .NET, for .NET Core see - .Net Core - copy to clipboard?
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Selecting with complex criteria from pandas.DataFrame
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Don't forget the parentheses - you'll get weird errors like {TypeError}cannot compare a dtyped [int64] array with a scalar of type [bool]
– Mr_and_Mrs_D
Feb 9 '18 at 0:20
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How to add an extra source directory for maven to compile and include in the build jar?
... a plugin for m2e, the build helper connector. I did it, and the lifecycle error is gone.
– Alexis Dufrenoy
Feb 1 '16 at 16:42
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Why does Math.round(0.49999999999999994) return 1?
...re are no doubt many other floating point values affected by this rounding error.
– Michaël Roy
Dec 10 '17 at 5:49
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