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How do I measure separate CPU core usage for a process?
...en on, the percentage displayed in the process list is relative to a CPU thread. When off, the said percentage is displayed relatively to the CPU overall capacity (i.e. ALL threads - aka all cores).
– 7heo.tk
May 20 '15 at 16:34
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How is the default max Java heap size determined?
... Caveat: that's for server-class machines, not client-class. You need to read that document in conjunction with java.sun.com/docs/hotspot/gc5.0/ergo5.html which defines those terms and what happens to client-class machines. dogbane, might i humbly suggest you edit your answer to quote the relevant...
UIRefreshControl - beginRefreshing not working when UITableViewController is inside UINavigationCont
...aticallyAdjustsScrollViewInsets property after iOS 7. The table view may already have contentOffset, usually (0, -64).
So the right way to show refreshControl after programmingly begin refreshing is adding refreshControl's height to existing contentOffset.
[self.refreshControl beginRefreshing];
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External resource not being loaded by AngularJs
...*'
]);
});
This example is lifted from the documentation which you can read here:
https://docs.angularjs.org/api/ng/provider/$sceDelegateProvider
Be sure to include ngSanitize in your app to make this work.
Disabling the feature
If you want to turn off this useful feature, and you're sure yo...
How to darken a background using CSS?
... @Petruza it seems that we have no choice but use this syntax. Read the reference: "Because <gradient>s belong to the <image> data type, they can only be used where <image>s can be used. For this reason, linear-gradient() won't work on background-color and other propert...
Is there a CSS selector for elements containing certain text?
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If I read the specification correctly, no.
You can match on an element, the name of an attribute in the element, and the value of a named attribute in an element. I don't see anything for matching content within an element, th...
How should I validate an e-mail address?
.... Are there any other libraries doing this which are included in Android already or would I have to use RegExp?
32 Answers
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How to retrieve the hash for the current commit in Git?
...only one line: the hash of the latest commit on master. So you could just read it from there.
Or, as as command:
cat .git/refs/heads/master
Update:
Note that git now supports storing some head refs in the pack-ref file instead of as a file in the /refs/heads/ folder. https://www.kernel.org/...
Move capture in lambda
...me tricks that involve helper types. Fortunately, the Clang 3.4 compiler already implements this awesome feature. The compiler will be released December 2013 or January 2014, if the recent release pace will be kept.
UPDATE: The Clang 3.4 compiler was released on 6 Jan 2014 with the said feature.
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ArrayList vs List in C#
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Another difference to add is with respect to Thread Synchronization.
ArrayList provides some thread-safety through the Synchronized property, which returns a thread-safe wrapper around the collection. The wrapper works by locking the entire collection on every add or...