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Hidden features of C
...ely(x) __builtin_expect((x),0)
see: http://kerneltrap.org/node/4705
What I like about this is that it also adds some expressiveness to some functions.
void foo(int arg)
{
if (unlikely(arg == 0)) {
do_this();
return;
}
do_that();
...
}
...
Finding out the name of the original repository you cloned from in Git
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explain what you did, how-to-answer
– Maher
Jun 21 '17 at 8:59
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How do I create a custom Error in JavaScript?
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Testing with the following code seems to demonstrate that this is in fact what's happening:
function NotImplementedError() {
var returned = Error.apply(this, arguments);
console.log("returned.message = '" + returned.message + "'");
console.log("this.message = '" + this.message + "'");
}
...
Why does NULL = NULL evaluate to false in SQL server
...ed as x = y, where x and y are unbound variables. Now if someone asks you, what is the value of x = y? The only reasonable answer is, "some z". So we have (x = y) = z - or, transcribing it back to SQL, (NULL = NULL) = NULL.
– Pavel Minaev
Dec 4 '09 at 3:48
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Hide Utility Class Constructor : Utility classes should not have a public or default constructor
...ome analysis tools happy? Someone can extend or instantiate this class. So what? Why is this critical? Can cause some errors? Or why should I even use tools like PowerMock to test a never used private constructor, just to fulfill the requirements of Sonar and my code coverage tool?
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GitHub - failed to connect to github 443 windows/ Failed to connect to gitHub - No Error
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@Anand But I am not even on a proxy server, then what should I do to fix this error? What do I put in the proxy server? I am not using any proxy
– Faizan
Mar 29 '15 at 18:08
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bash/fish command to print absolute path to a file
...h often does not exist on a default install of a given Linux/Unix distro.
What if dir doesn't exist?
As given above the function will fail and print on stderr if the directory path given does not exist. This may not be what you want. You can expand the function to handle that situation:
#!/bin/ba...
Solution to INSTALL_FAILED_INSUFFICIENT_STORAGE error on Android [closed]
...vain, nothing is working in my case. I am using a real device for testing. What's the solution in this case?
– Ram Patra
Feb 12 '15 at 9:51
1
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IllegalMonitorStateException on wait() call
...appy coding.
EDIT
I assumed you meant Object.wait() as your exception is what happens when you try to gain access without holding the objects lock.
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Various ways to remove local Git changes
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It all depends on exactly what you are trying to undo/revert. Start out by reading the post in Ube's link. But to attempt an answer:
Hard reset
git reset --hard [HEAD]
completely remove all staged and unstaged changes to tracked files.
I find mys...