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When should I use ugettext_lazy?

I have a question about using ugettext and ugettext_lazy for translations. I learned that in models I should use ugettext_lazy , while in views ugettext. But are there any other places, where I should use ugettext_lazy too? What about form definitions? Are there any performance diffrences betwe...
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How add context menu item to Windows Explorer for folders [closed]

... HKEY_CURRENT_USER\Software\Classes\*\shell if you are a normal user In all cases: add a new key under shell, naming it as you want to name the context menu item add a new key inside this key, named command (mandatory name) edit the default property in command to myprogrampath\path\path\executa...
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How do I inspect the view hierarchy in iOS?

... I've got: error: cannot find interface declaration for '$__lldb_objc_class' any ideas? (lldb) po [[UIWindow keyWindow] recursiveDescription] error: cannot find interface declaration for '$__lldb_objc_class' error: cannot find interface declaration for '$__lldb_objc_class' error:...
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Get current time in milliseconds in Python?

...illis = int(round(time.time() * 1000)) print millis Quick'n'easy. Thanks all, sorry for the brain fart. For reuse: import time current_milli_time = lambda: int(round(time.time() * 1000)) Then: >>> current_milli_time() 1378761833768 ...
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SQL Server Escape an Underscore

...IKE keyword and the [ ] wildcard characters. For your case: ... LIKE '%[_]d' share | improve this answer | follow | ...
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XMLHttpRequest status 0 (responseText is empty)

... Why is this being downvoted? It is actually true! XHR requests from file:// URLs of files also on file:// URLs actually have status == 0 on success (tested on FF 24.0.5). – Daniel Roethlisberger Dec 31 '14 at 21:20 ...
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What's a reliable way to make an iOS app crash?

...er performs a particular action that a real user is unlikely to do accidentally. 18 Answers ...
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How can I remove a character from a string using Javascript?

I am so close to getting this, but it just isn't right. All I would like to do is remove the character r from a string. The problem is, there is more than one instance of r in the string. However, it is always the character at index 4 (so the 5th character). ...
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Cloning an Object in Node.js

...ion is now marked as deprecated in the documentation of Node.js: The util._extend() method was never intended to be used outside of internal Node.js modules. The community found and used it anyway. It is deprecated and should not be used in new code. JavaScript comes with very similar built-in func...
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MySQL check if a table exists without throwing an exception

...PDO syntax for it, but this seems pretty straight-forward: $result = mysql_query("SHOW TABLES LIKE 'myTable'"); $tableExists = mysql_num_rows($result) > 0; share | improve this answer ...