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Eclipse hangs on loading workbench

... DISCLAIMER: THIS WILL DELETE ALL OF YOUR ECLIPSE WORKSPACE SETTINGS AND YOU WILL HAVE TO RE-IMPORT ALL YOUR PROJECTS, THERE ARE LESS DESTRUCTIVE ANSWERS HERE Try the following: Delete the .metadata folder in your local workspace (this is what worked for me). It seems that it contains a .LO...
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Int division: Why is the result of 1/3 == 0?

... Explicitly cast it as a double double g = 1.0/3.0 This happens because Java uses the integer division operation for 1 and 3 since you entered them as integer constants. ...
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Does ARC support dispatch queues?

... The short answer: YES, ARC retains and releases dispatch queues. And now for the long answer… If your deployment target is lower than iOS 6.0 or Mac OS X 10.8 You need to use dispatch_retain and dispatch_release on your queue. ARC does not manage ...
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How do I select a random value from an enumeration?

...lues from Type provided .OfType<Enum>() // casts to Enum .OrderBy(e => Guid.NewGuid()) // mess with order of results .FirstOrDefault(); // take first item in result } } public static class Program { public enum SomeEnum ...
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Running Bash commands in Python

...cess. From the docs: "This module intends to replace several older modules and functions: os.system, os.spawn". Like in your case: bashCommand = "cwm --rdf test.rdf --ntriples > test.nt" import subprocess process = subprocess.Popen(bashCommand.split(), stdout=subprocess.PIPE) output, error = pr...
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UICollectionView spacing margins

... This works, but the collection.collectionViewLayout needs a cast as in the example by @Pooja: UICollectionViewFlowLayout *flow = (UICollectionViewFlowLayout*) self.collectionViewLayout; – jwj Dec 5 '13 at 18:56 ...
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How to run a program without an operating system?

...ystem running? Can you create assembly programs that the computer can load and run at startup, e.g. boot the computer from a flash drive and it runs the program that is on the CPU? ...
https://www.tsingfun.com/it/os_kernel/513.html 

两大桌面系统之战:Yosemite vs Windows 10 - 操作系统(内核) - 清泛网 - ...

两大桌面系统之战:Yosemite vs Windows 10哪个更好,哪个最好?每个人都有自己的标准,但是 Windows 10 更新中的特性和功能是否足以和 OS X Yosemite 竞争?   全新 Windows 10 操作系统已经在 7 月 29 日正式发布。就和移动行业中的 iO...
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Sending Arguments To Background Worker?

...s List<object>; extract your multiple arguments from this list and cast them and use them. } share | improve this answer | follow | ...
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How to add parameters to HttpURLConnection using POST using NameValuePair

... with HttpURLConnection (I need to use it this way, can't use HttpPost ) and I'd like to add parameters to that connection such as ...