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Default profile in Spring 3.1
...duction DB and second one annotates beans that use some fake DB ( HashMap or whatever)- to make development faster.
7 Answ...
How to change cursor from pointer to finger using jQuery?
This is probably really easy, but I've never done it before. How do you change your cursor to the finger (like for clicking on links) instead of the regular pointer?
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jQuery click events firing multiple times
... OK, where were you yesterday, Rob? ;) That's exactly what I was looking for, don't know why I didn't find it before. But it was still a blessing in disguise because I did learn a lot of other stuff.
– Gregory Fowler
Feb 21 '13 at 3:49
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How to re-raise an exception in nested try/except blocks?
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As of Python 3 the traceback is stored in the exception, so a simple raise e will do the (mostly) right thing:
try:
something()
except SomeError as e:
try:
plan_B()
except AlsoFailsError:
raise e # or raise e from None - see below...
What is the difference between #include and #include “filename”?
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In practice, the difference is in the location where the preprocessor searches for the included file.
For #include <filename> the preprocessor searches in an implementation dependent manner, normally in search directories pre-designated by the compiler/IDE. This method is normally us...
How can I get System variable value in Java?
...ser logs on.
To access either the current value of a system wide variable or a user variable 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...
Eclipse Autocomplete (percent sign, in Juno)
I started using Eclipse Juno a few days ago after using older versions for years.
1 Answer
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Quickly find whether a value is present in a C array?
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In situations where performance is of utmost importance, the C compiler will most likely not produce the fastest code compared to what you can do with hand tuned assembly language. I tend to take the path of least resistance - for small routines lik...
When is it acceptable to call GC.Collect?
...cularly those you suspect to be in generations 1 and 2 - are now eligible for garbage collection, and that now would be an appropriate time to collect in terms of the small performance hit.
A good example of this is if you've just closed a large form. You know that all the UI controls can now be ga...
How to use base class's constructors and assignment operator in C++?
I have a class B with a set of constructors and an assignment operator.
5 Answers
5
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