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How to implement history.back() in angular.js

...s useful... I was hitting the "10 $digest() iterations reached. Aborting!" error when using $window.history.back(); with IE9 (works fine in other browsers of course). I got it to work by using: setTimeout(function() { $window.history.back(); },100); ...
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What is the !! (not not) operator in JavaScript?

...he HTML5 <audio> element, but we don't want the function to throw an error if <audio> is undefined; and we don't want to use try ... catch to handle any possible errors (because they're gross); and also we don't want to use a check inside the function that won't consistently reveal the t...
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How to show line number when executing bash script

...ut, I use set -x or set -v and set -e , so the script would stop when error occurs. However, it's still rather difficult for me to locate which line did the execution stop in order to locate the problem. Is there a method which can output the line number of the script before each line is execut...
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calculating the difference in months between two dates

...d I copied the code which you wrote above, but I am receiving compile time error. Error 1 Operator '-' cannot be applied to operands of type 'NodaTime.LocalDate' and 'NodaTime.LocalDate'. I know this post from 5 years, did any thing changed from that time , which make the this code not working? ...
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Should I use Java's String.format() if performance is important?

...arking, so I did. Results: Benchmark Mode Cnt Score Error Units MyBenchmark.testOld thrpt 20 9645.834 ± 238.165 ops/s // using + MyBenchmark.testNew thrpt 20 429.898 ± 10.551 ops/s // using String.format Units are operations per second, the more the better. ...
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Git repository broken after computer died

...ld not do anything. After doing git fsck mentioned that the branch had an error: Invalid HEAD. refs/heads/<branch> had an invalid sha1 pointer. Upon following the options here, I opened .git/refs/heads/<branch> in an notepad++ editor, and each of the sha1 characters were NUL. Fortunat...
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Swapping column values in MySQL

....02 sec) mysql> update z set c1 = c1 ^ c2, c2 = c1 ^ c2, c1 = c1 ^ c2; ERROR 1264 (22003): Out of range value for column 'c1' at row 2 mysql> update z set c1 = c1 + c2, c2 = c1 - c2, c1 = c1 - c2; ERROR 1264 (22003): Out of range value for column 'c1' at row 3 mysql> select * from z; +---...
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Using member variable in lambda capture list inside a member function

...had the standard handy, but currently I don't. Now, it's exactly like the error message says: You can't capture stuff outside of the enclosing scope of the lambda.† grid is not in the enclosing scope, but this is (every access to grid actually happens as this->grid in member functions). For yo...
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JQuery - $ is not defined

... That error can only be caused by one of three things: Your JavaScript file is not being properly loaded into your page You have a botched version of jQuery. This could happen because someone edited the core file, or a plugin ma...
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How do I use cascade delete with SQL Server?

...is table, not from this table. Even after deleting all FK's I still get an error – aggie Nov 30 '15 at 19:29 ...