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Assign output of os.system to a variable and prevent it from being displayed on the screen [duplicat
...e output of a command I run using os.system to a variable and prevent it from being output to the screen. But, in the below code ,the output is sent to the screen and the value printed for var is 0, which I guess signifies whether the command ran successfully or not. Is there any way to assign t...
How to remove .html from URL?
How to remove .html from the URL of a static page?
12 Answers
12
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How to remove files from git staging area?
...k added too many files to the staging area. How can I delete all the files from the staging area?
14 Answers
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fetch from origin with deleted remote branches?
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From http://www.gitguys.com/topics/adding-and-removing-remote-branches/
After someone deletes a branch from a remote repository, git will not
automatically delete the local repository branches when a user does a
git ...
how can I see what ports mongo is listening on from mongo shell?
...ngo instance running, how can I check what port numbers it is listening on from the shell? I thought that db.serverStatus() would do it but I don't see it. I see this
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Android: How can I get the current foreground activity (from a service)?
... a native android way to get a reference to the currently running Activity from a service?
12 Answers
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What are Makefile.am and Makefile.in?
...efile.in to generate a Makefile.
The configure script itself is generated from a programmer-defined file named either configure.ac or configure.in (deprecated). I prefer .ac (for autoconf) since it differentiates it from the generated Makefile.in files and that way I can have rules such as make dis...
Getting a random value from a JavaScript array
...ed in your project you can use _.sample.
// will return one item randomly from the array
_.sample(['January', 'February', 'March']);
If you need to get more than one item randomly, you can pass that as a second argument in underscore:
// will return two items randomly from the array using unders...
Android ListView not refreshing after notifyDataSetChanged
...);
items.clear();
items = dbHelper.getItems(); // reload the items from database
adapter.notifyDataSetChanged();
}
what you just have updated before calling notifyDataSetChanged() is not the adapter's field private List<Item> items; but the identically declared field of the fragm...
What is the advantage of using abstract classes instead of traits?
What is the advantage of using an abstract class instead of a trait (apart from performance)? It seems like abstract classes can be replaced by traits in most cases.
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