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How do I pass a variable by reference?
...n seems unclear about whether parameters are passed by reference or value, and the following code produces the unchanged value 'Original'
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Activity restart on rotation Android
In my Android application, when I rotate the device (slide out the keyboard) then my Activity is restarted ( onCreate is called). Now, this is probably how it's supposed to be, but I do a lot of initial setting up in the onCreate method, so I need either:
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Function overloading by return type?
...Contrary to what others are saying, overloading by return type is possible and is done by some modern languages. The usual objection is that in code like
int func();
string func();
int main() { func(); }
you can't tell which func() is being called. This can be resolved in a few ways:
Have a p...
How to tell a Mockito mock object to return something different the next time it is called?
...ks to get this to work correctly. I'd like to avoid rebuilding the mocks, and just use the same objects in each test.
5 A...
What is an application binary interface (ABI)?
...an ABI is. Please don't point me to a Wikipedia article. If I could understand it, I wouldn't be here posting such a lengthy post.
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Search and replace in bash using regular expressions
...is method, i.e. perl, awk, e.g.:
echo "$MYVAR" | perl -pe 's/[a-zA-Z]/X/g and s/[0-9]/N/g'
This may allow you to do more creative matches... For example, in the snip above, the numeric replacement would not be used unless there was a match on the first expression (due to lazy and evaluation). A...
How to redirect stderr and stdout to different files in the same line in script?
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Just add them in one line command 2>> error 1>> output
However, note that >> is for appending if the file already has data. Whereas, > will overwrite any existing data in the file.
So, command 2> error 1> output if you do not...
Could not load type from assembly error
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VS.NET will list the path to the assembly you select and reflector will open the right assembly but when the application executes the .NET runtime will load the GAC'd assembly.
– Eric Schoonover
Sep 24 '08 at 6:13
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ASP.NET “special” tags
...blogs.
<%@ %> is a Directive for ASP.NET Web Pages. Used for pages and controls to configure page/control compiler settings (<%@ Control Inherits="MyParentControl" %>).
<%@ %> is also an Application Directive. Used to specify application-specific settings for global.asax. Disti...
How to sort a dataFrame in python pandas by two or more columns?
Suppose I have a dataframe with columns a , b and c , I want to sort the dataframe by column b in ascending order, and by column c in descending order, how do I do this?
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