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How do I create a slug in Django?

... SlugFields set db_index=True by default, and also use a form field by default that has a validation regex to require valid slugs (if represented in a ModelForm or in the admin). You can do those things manually with a CharField if you prefer, it just makes the inte...
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How to force an entire layout View refresh?

...nflate(int, ViewGroup)). The API doc reference is here: http://developer.android.com/reference/android/view/ContextThemeWrapper.html#setTheme%28int%29 Since the onDraw() method works on already instantiated Views, setTheme will not work. I have no experience with themes myself, but two alternativ...
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Do C# Timers elapse on a separate thread?

... The System.Threading.Timer class makes callbacks on a ThreadPool thread and does not use the event model at all. So indeed the timer elapses on a different thread. share | improve this answer...
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.htaccess: Invalid command 'RewriteEngine', perhaps misspelled or defined by a module not included i

...t of the line) Also find the line ClearModuleList is uncommented then find and make sure that the line AddModule mod_rewrite.c is not commented out. If the LoadModule rewrite_module modules/mod_rewrite.so line is missing from the httpd.conf file entirely, just add it. Sample command To enable the m...
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Why is the shovel operator (

...g a new one. The reason for this is that in ruby a += b is syntactic shorthand for a = a + b (the same goes for the other <op>= operators) which is an assignment. On the other hand << is an alias of concat() which alters the receiver in-place. ...
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Injecting $scope into an angular service function()

... inheriting from a parent scope). The root of all scopes is the $rootScope and you can create a new child-scope using the $new() method of any scope (including the $rootScope). The purpose of a Scope is to "glue together" the presentation and the business logic of your app. It does not make much s...
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get the latest fragment in backstack

... RTFM: developer.android.com/reference/android/app/… – artkoenig Apr 5 '15 at 10:04 1 ...
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How can I add “href” attribute to a link dynamically using JavaScript?

...lution below, using setAttribute). Does anybody know if this approach is standard? – mgiuca Jan 14 '11 at 8:53 I think...
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How to read json file into java with simple JSON library

... The whole file is an array and there are objects and other arrays (e.g. cars) in the whole array of the file. As you say, the outermost layer of your JSON blob is an array. Therefore, your parser will return a JSONArray. You can then get JSONObject...
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Optional query string parameters in ASP.NET Web API

...isbn="", string somethingelse="", DateTime? date= null) { // ... } and everything will work out of the box. share | improve this answer | follow | ...