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In Git, how do I figure out what my current revision is?
...ion hash:
$ git rev-parse --short HEAD
It is often sufficient to do:
$ cat .git/refs/heads/${branch-master}
but this is not reliable as the ref may be packed.
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Open file dialog and select a file using WPF controls and C#
...*.jpg)|*.jpg|GIF Files (*.gif)|*.gif";
// Display OpenFileDialog by calling ShowDialog method
Nullable<bool> result = dlg.ShowDialog();
// Get the selected file name and display in a TextBox
if (result == true)
{
// Open document
string filename = dl...
Having options in argparse with a dash
...ike args.pm-export I get the error that there is not attribute pm . How can I get around this issue? Is it possible to have - in command line options?
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ManyRelatedManager object is not iterable
...y %}
empty list!
{% endfor %}
UPDATE
If you have a through table, you can access the elements in that table (as detailed here) like so (note, you use the through table name, in lowercase, suffixing _set):
{% for roominfo in participant.roomchoicethru_set.all %}
{{ roominfo.room}} {{ roominfo...
Differences in auto-unboxing between Java 6 vs Java 7
...ing behavior between Java SE 6 and Java SE 7. I'm wondering why that is, because I can't find any documentation of changes in this behavior between these two versions.
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how to avoid a new line with p tag?
How can I stay on the same line while working with <p> tag?
5 Answers
5
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How does Amazon RDS backup/snapshot actually work?
...hly to the backup window. I will also see spikes at the end of a snapshot (case in point: running a snapshot takes appx 1 hour, and in the final 5 minutes, write latency spikes). I am running a multi-AZ m1.large deployment.
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android fragment onRestoreInstanceState
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Fragments do not have an onRestoreInstanceState method.
You can achieve the same result in onActivityCreated, which receives a bundle with the saved instance state (or null).
Check the source code here.
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How to enable zoom controls and pinch zoom in a WebView?
...zoom controls when you're scrolling and also allows for pinch zooming. How can I enable this feature for my own Webview?
6 ...
Can angularjs routes have optional parameter values?
Can I set a route with optional params (same template and controller, but some params should be ignored if they don't exist?
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