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What happens to a detached thread when main() exits?
Assume I'm starting a std::thread and then detach() it, so the thread continues executing even though the std::thread that once represented it, goes out of scope.
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Git push rejected after feature branch rebase
OK, I thought this was a simple git scenario, what am I missing?
12 Answers
12
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Is there a real solution to debug cordova apps [closed]
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FOR ANDROID:
You only need to enable “USB remote debugger” within your android device and plug with a USB cable. Then open your application in the device. Chrome will detect the remote browser and you can see the console in the same way than you see it when you use Chrome locally.
Us...
How do I get a div to float to the bottom of its container?
...the top of a container using float:right (or left) many times. Recently I hit a need to float a div at the bottom right corner of another div with the normal text wrap that you get with float (text wrapped above and to the left only).
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How would Git handle a SHA-1 collision on a blob?
...-world yet, and may never happen, but let's consider this: say you have a git repository, make a commit, and get very very unlucky: one of the blobs ends up having the same SHA-1 as another that is already in your repository. Question is, how would Git handle this? Simply fail? Find a way to link th...
Chrome Uncaught Syntax Error: Unexpected Token ILLEGAL [duplicate]
...g the subject error when Chrome tries to load the script file on the page. It says it's at the last line of the javascript file. I can't seem to find anything wrong with it. No errors in firefox, and the script works as expected. Just using form validation
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Firebug-like debugger for Google Chrome
Is there anything like Firebug that you can use within Google Chrome?
15 Answers
15
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What exactly are “spin-locks”?
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When you use regular locks (mutexes, critical sections etc), operating system puts your thread in the WAIT state and preempts it by scheduling other threads on the same core. This has a performance penalty if the wait time is really short, because your thread now ...
Is the != check thread safe?
...LD test/Test1.a : Ljava/lang/Object;
IF_ACMPEQ L1
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as we can see it loads field a to local vars twice, it's a non-atomic operation, if a was changed in between by another thread comparison may produce false.
Also, memory visibility problem is relevant here, there is no guarantee that cha...
module.exports vs exports in Node.js
...le
var func = require('./module.js');
// the following line will **work** with module.exports
func();
Basically node.js doesn't export the object that exports currently references, but exports the properties of what exports originally references. Although Node.js does export the object module.expo...