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Onclick javascript to make browser go back to previous page?
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This doesn't work in all browsers for me, I had to do the following <input action="action" type="button" value="Back" onclick="window.history.go(-1); return false;" /> This answer is quite old, so it could have been an issue introduced into more modern ...
Abandoning changes without deleting from history
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Update your repository to the head with the revision that you want to forget about, then use hg commit --close-branch to mark that (anonymous) branch as closed. Then update to the head of the branch that you do want, and continue working.
You can still see the closed branch if you use the -c ...
Java OCR implementation [closed]
... there any OCR implementations in pure Java? I'm curious how this would perform purely in Java, and OCR in general interests me, so I'd love to see how it's implemented in a language I thoroughly understand. Naturally, this would require that the implementation is open source, but I'm still interest...
AngularJS : automatically detect change in model
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In views with {{}} and/or ng-model, Angular is setting up $watch()es for you behind the scenes.
By default $watch compares by reference. If you set the third parameter to $watch to true, Angular will instead "shallow" watch the object for changes. For arrays this means comparing the array i...
Why does Java's hashCode() in String use 31 as a multiplier?
Per the Java documentation, the hash code for a String object is computed as:
13 Answers
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Static extension methods [duplicate]
...eStringExtension(myString);
So as you can see, there's no way to do that for static methods.
And another thing just dawned on me: what would really be the point of being able to add static methods on existing classes? You can just have your own helper class that does the same thing, so what's rea...
How do I navigate in the results of Diff
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Alternatively, f and b navigate pages forward and backward.
– Erik
Sep 24 '17 at 17:22
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Why is an MD5 hash created by Python different from one created using echo and md5sum in the shell?
... will print the same checksum as your python script:
> echo -n mystringforhash | md5sum
86b6423cb6d211734fc7d81bbc5e11d3 -
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Regex for string contains?
What is the regex for simply checking if a string contains a certain word (e.g. 'Test')? I've done some googling but can't get a straight example of such a regex. This is for a build script but has no bearing to any particular programming language.
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Full Page
I have the example code below. This works fine with all browsers except for browsers on mobile devices.
5 Answers
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