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Using the Underscore module with Node.js

...ms that the first time I use a function from Underscore, it overwrites the _ object with the result of my function call. Anyone know what's going on? For example, here is a session from the node.js REPL: ...
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Why is require_once so bad to use?

...ng I read about better PHP coding practices keeps saying don't use require_once because of speed. 14 Answers ...
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Python Flask, how to set content type

... Try like this: from flask import Response @app.route('/ajax_ddl') def ajax_ddl(): xml = 'foo' return Response(xml, mimetype='text/xml') The actual Content-Type is based on the mimetype parameter and the charset (defaults to UTF-8). Response (and request) objects are docume...
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What's the difference between a file descriptor and file pointer?

...ture returned by fopen typedef struct { unsigned char *_ptr; int _cnt; unsigned char *_base; unsigned char *_bufendp; short _flag; short _file; int __stdioid; char *__newbase; #ifdef _THREAD_SAFE v...
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How to use timeit module

... you defined earlier during the interactive session by importing them from __main__ in the setup statement: >>> def f(x): ... return x * x ... >>> import timeit >>> timeit.repeat("for x in range(100): f(x)", "from __main__ import f", number=100000)...
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How to show all shared libraries used by executables in Linux?

... will look something like this: 1 /lib64/libexpat.so.0 1 /lib64/libgcc_s.so.1 1 /lib64/libnsl.so.1 1 /lib64/libpcre.so.0 1 /lib64/libproc-3.2.7.so 1 /usr/lib64/libbeecrypt.so.6 1 /usr/lib64/libbz2.so.1 1 /usr/lib64/libelf.so.1 1 /usr/lib64/libpopt.so.0 1 /usr/lib64/librpm-4.4.so...
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How do I access the request object or any other variable in a form's clean() method?

... no reason to do it this way. A much better way is to override the form's __init__ method to take an extra keyword argument, request. This stores the request in the form, where it's required, and from where you can access it in your clean method. class MyForm(forms.Form): def __init__(self, *...
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How do I join two lines in vi?

...ou join lines as is -- without adding or removing whitespaces: S<Switch_ID>_F<File type> _ID<ID number>_T<date+time>_O<Original File name>.DAT Result: S<Switch_ID>_F<File type>_ID<ID number>_T<date+time>_O<Original File name>.DAT With...
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Google Chrome Extensions - Can't load local images with CSS

... Your image URL should look like chrome-extension://<EXTENSION_ID>/image.jpg You would be better off replacing css through javascript. From docs: //Code for displaying <extensionDir>/images/myimage.png: var imgURL = chrome.extension.getURL("images/myimage.png"); document.getE...
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Is there an easy way to request a URL in python and NOT follow redirects?

...st way to do it would be to subclass HTTPRedirectHandler and then use build_opener to override the default HTTPRedirectHandler, but this seems like a lot of (relatively complicated) work to do what seems like it should be pretty simple. ...