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Go to particular revision
...on, if your history is linear, is to figure out how many commits there are from the first commit till master and use git checkout master~543 (if there are 543 commits), then git checkout master~542, etc.
– Marcelo Cantos
Sep 25 '11 at 9:27
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How can I use PHP to dynamically publish an ical file to be read by Google Calendar?
...e or read IN ical files. I just want to write a PHP file that pulls events from my database and writes them out in ical format.
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What exactly are “spin-locks”?
...p ("spin") till the other core releases the lock. This prevents the thread from losing its quantum and continue as soon as the lock gets released. The simple mechanism of spinlocks allows a kernel to utilize it in almost any state.
That's why on a single core machine a spinlock is simply a "disable ...
What REST PUT/POST/DELETE calls should return by a convention?
...g REST over HTTP then RFC7231 describes exactly what behaviour is expected from GET, PUT, POST and DELETE.
Update (Jul 3 '14):
The HTTP spec intentionally does not define what is returned from POST or DELETE. The spec only defines what needs to be defined. The rest is left up to the implementer t...
Missing Maven dependencies in Eclipse project
...text Menu > Configure > Convert to Maven Project....
Accept defaults from Maven wizard.
Overwrite POM with your backedup POM. (Now you have Maven Dependencies folder).
Maven Update/Clean for good measure.
Hope that helps someone. :)
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Which types can be used for Java annotation members?
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What's missing from the above list is "Annotation". You can have an annotation which contains another annotation or an array of another annotation.
– Matt
Mar 16 '12 at 17:54
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What does “opt” mean (as in the “opt” directory)? Is it an abbreviation? [closed]
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I'd be curious how this differs from /usr/lib (which often contains optional software packages)
– Jonathan
Jun 21 '16 at 18:34
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How can I update a single row in a ListView?
...iew using View#getChildAt(int index). The catch is that it starts counting from the first visible item. In fact, you can only get the visible items. You solve this with ListView#getFirstVisiblePosition().
Example:
private void updateView(int index){
View v = yourListView.getChildAt(index -
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What is the equivalent of the C# 'var' keyword in Java?
...a 10.
Edit: 6 years after being posted, to collect some of the comments from below:
The reason C# has the var keyword is because it's possible to have Types that have no name in .NET. Eg:
var myData = new { a = 1, b = "2" };
In this case, it would be impossible to give a proper type to myDat...
Find and restore a deleted file in a Git repository
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From the windows command line I got an error. error: pathspec <filename> did not match any file(s) known to git.. The solution was to use git bash.
– donturner
Jul 26 '12 at 18:07
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