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Throw away local commits in Git
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If your excess commits are only visible to you, you can just do
git reset --hard origin/<branch_name>
to move back to where the origin is. This will reset the state of the repository to the previous commit, and it wil...
How do you keep parents of floated elements from collapsing? [duplicate]
...using the float property can cause a startling problem for CSS newbies: If floated elements have non-floated parent elements, the parent will collapse.
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When should TaskCompletionSource be used?
...e work is done
obj.Done += (args) =>
{
// this will notify the caller
// of the SomeApiWrapper that
// the task just completed
tcs.SetResult(args);
}
// start the work
obj.Do();
return tcs.Task;
}
So it's especially useful when used t...
Android: When is onCreateOptionsMenu called during Activity lifecycle?
...l be true on devices and apps with an official Honeycomb-style action bar. If there is no action bar, onCreateOptionsMenu() should not get called until the user calls up the menu, typically by pressing the MENU button.
(I'm using screen size to determine this, my layout file for large screens ha...
SELECT * FROM X WHERE id IN (…) with Dapper ORM
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Marko, that IS important. And, if you are doing it that way, you might consider finding another way of querying your data, such as doing a join or an anti-join rather than passing a list of ids. The IN clause is not the most highly performing query and ca...
Overriding a Rails default_scope
If I have an ActiveRecord::Base model with a default-scope:
9 Answers
9
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How to get URI from an asset File?
... testing though was only done on the 1.6 Android emulator but I doubt its different on a real device or higher version.
EDIT: CommonsWare updated his answer to reflect this tiny change. So I've edited this so it still makes sense with his current answer.
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How to use ADB Shell when Multiple Devices are connected? Fails with “error: more than one device an
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Use the -s option BEFORE the command to specify the device, for example:
adb -s 7f1c864e shell
See also http://developer.android.com/tools/help/adb.html#directingcommands
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Preloading CSS Images
...-index:-1; // hide images
content:url(img1.png) url(img2.png) url(img3.gif) url(img4.jpg); // load images
}
Demo
it's better to use a sprite image to reduce http requests...(if there are many relatively small sized images) and make sure the images are hosted where HTTP2 is used.
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How to Find And Replace Text In A File With C#
...write to the file while you're reading from it. Unless you write out to a different file, then replace it with a rename afterwards.. either way, the new file has to be stored somewhere else while you're building it, whether it's in memory or on disk.
– Flynn1179
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