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Is there a way to pass optional parameters to a function?
...ther a caller supplied an optional parameter.
First, you can use special formal parameter syntax *. If the function definition has a formal parameter preceded by a single *, then Python populates that parameter with any positional parameters that aren't matched by preceding formal parameters (as a ...
C++: const reference, before vs after type-specifier
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Behavior
There is no semantic difference between const T& and T const&; the language treats them as the same type. (The same thing applies to const T* and T const*.)
As a matter of style
Regarding which you should prefer...
how to change directory using Windows command line
...d.exe (C:\WINDOWS\System32\cmd.exe) and I have to change my current directory to "D:\temp" i.e. temp folder in the D drive.
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How can I specify working directory for popen
Is there a way to specify the running directory of command in Python's subprocess.Popen() ?
1 Answer
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With CSS, use “…” for overflowed block of multi-lines
...ith this issue, but many do not handle multiple lines of text. Following works:
http://pvdspek.github.com/jquery.autoellipsis/
http://dotdotdot.frebsite.nl/
http://keith-wood.name/more.html
http://github.com/tbasse/jquery-truncate
There also some preformance tests.
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In Subversion can I be a user other than my login name?
...he --username option to specify the username you want to use to the repository. Subversion remembers the last repository username and password used in each working copy, which means, among other things, that if you use svn checkout --username myuser you never need to specify the username again.
As...
What do helper and helper_method do?
helper_method is straightforward: it makes some or all of the controller's methods available to the view.
1 Answer
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How do I copy the contents of one stream to another?
...the contents of one stream to another? Is there a standard utility method for this?
13 Answers
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What is the ideal data type to use when storing latitude / longitude in a MySQL database?
Bearing in mind that I'll be performing calculations on lat / long pairs, what datatype is best suited for use with a MySQL database?
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How to backup a local Git repository?
...g git on a relatively small project and I find that zipping the .git directory's contents might be a fine way to back up the project. But this is kind of weird because, when I restore, the first thing I need to do is git reset --hard .
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