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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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Running a specific test case in Django when your app has a tests directory
... Attention people like me who blindly paste from Stackoverflow: This will error without the mentioned plugin, use the syntax described in the other answer (. instead of :) which works in Django 1.6+.
– Andy Smith
Oct 8 '16 at 11:11
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Are email addresses case sensitive?
...not get delivered. So how you treat it depends on what the consequences of error are and what you're doing with the email addresses at that time (collating a list of unique addresses, sending an email, etc).
– Peter Bagnall
Sep 12 '14 at 9:32
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Struct like objects in Java
...rning polar coordinates from an (x, y) object - consider ACCUMULATIVE math errors, as changes to individual components of polar coord are converted back to (x, y).
– ToolmakerSteve
Jun 17 '14 at 22:29
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Struct constructor: “fields must be fully assigned before control is returned to the caller.”
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If you see this error on a struct that has an automatic property, just call the parameterless contructor from your parameterized one by doing : this() example below:
struct MyStruct
{
public int SomeProp { get; set; }
public MyStruct(i...
subtle differences between JavaScript and Lua [closed]
...ist, but I don't see how ~= can provoke subtle bugs. It can provoke syntax errors, but they are not at all subtle.
– kikito
Jan 25 '15 at 20:27
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How do I make a fully statically linked .exe with Visual Studio Express 2005?
...ave 'multithreaded' instead of 'multithreaded dll' else you might get link errors.
– Bill Forster
Nov 12 '08 at 2:57
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Will the Garbage Collector call IDisposable.Dispose for me?
...lly "override" the Object.Finalize method in C#, the compiler generates an error: Do not override object.Finalize. Instead, provide a destructor. ; i.e. you must implement a destructor that effectively acts as the Finalizer. [just added here for completeness as this is the accepted answer and most l...