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Batch Renaming of Files in a Directory

...name(r'c:\temp\xx', r'*.doc', r'new(%s)') The above example will convert all *.doc files in c:\temp\xx dir to new(%s).doc, where %s is the previous base name of the file (without extension). share | ...
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python location on mac osx

...e python on osx. I do not know if the previous owner of the laptop has installed macpython using macport. And I remembered that osx has an builtin version of python. I tried using type -a python and the result returned ...
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How to convert An NSInteger to an int?

... front of the NSInteger? For example, (int)myInteger whenever you want to call the integer form, so that you do not have to create a new variable. – chandhooguy Dec 28 '14 at 22:05 ...
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How can I get the latest JRE / JDK as a zip file rather than EXE or MSI installer? [closed]

... of JDK from Oracle (for example jdk-7u7-windows-x64.exe) Download and install 7-Zip (or download 7-Zip portable version if you are not administrator) With 7-Zip extract all the files from jdk-XuXX-windows-x64.exe into the directory C:\JDK Execute the following commands in cmd.exe: cd C:\JDK\.rsrc...
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Best way to replace multiple characters in a string?

... Replacing two characters I timed all the methods in the current answers along with one extra. With an input string of abc&def#ghi and replacing & -> \& and # -> \#, the fastest way was to chain together the replacements like this: text.rep...
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Allowed characters in Linux environment variable names

What characters are allowed in Linux environment variable names? My cursory search of man pages and the web did only produce information about how to work with variables, but not which names are allowed. ...
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When to use in vs ref vs out

...ss you need ref. It makes a big difference when the data needs to be marshalled e.g. to another process, which can be costly. So you want to avoid marshalling the initial value when the method doesn't make use of it. Beyond that, it also shows the reader of the declaration or the call whether the ...
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CodeIgniter: Create new helper?

...o it. <?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); if ( ! function_exists('test_method')) { function test_method($var = '') { return $var; } } Save this to application/helpers/ . We shall call it "new_helper.php" The first line exists to ...
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Best way to implement Enums with Core Data

...to assign a type property to the entity? In other words, I have an entity called Item with an itemType property that I want to be bound to an enum, what is the best way of going about this. ...
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Git cherry pick vs rebase

... the distinction indeed became somewhat moot, but this is something to be called convergent evolution ;-) The true distinction lies in original intent to create both tools: git rebase's task is to forward-port a series of changes a developer has in their private repository, created against versio...