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Capture HTML Canvas as gif/jpg/png/pdf?

... var img = canvas.toDataURL("image/jpeg"); am getting the background as complete black. How to rectify that – gauti Dec 23 '13 at 14:55 190 ...
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Could not load file or assembly 'Newtonsoft.Json, Version=4.5.0.0, Culture=neutral, PublicKeyToken=3

...ckage –reinstall Newtonsoft.Json. UPDATE I originally posted this as a comment but as @OwenBlacker suggested I'll just put it here: If you still get an error after doing this, then what worked for me eventually is that I deleted Json.Net's <dependentAssembly> section from my .config file....
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JUnit test with dynamic number of tests

... @hstoerr, Looks like this will be in the next release of JUnit :-) github.com/KentBeck/junit/commit/… – rescdsk Apr 13 '12 at 15:32 ...
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How to iterate over the keys and values with ng-repeat in AngularJS?

... @IsabelHM For many reasons, a lot of us recommend against iterating over objects in an ngRepeat. In fact, I once heard a core team member regret ever implementing the ability to do so! It's usually better to transform the object in the controller to an array; this ma...
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Does Java SE 8 have Pairs or Tuples?

... Vavr (formerly called Javaslang) (http://www.vavr.io) provides tuples (til size of 8) as well. Here is the javadoc: https://static.javadoc.io/io.vavr/vavr/0.9.0/io/vavr/Tuple.html. This is a simple example: Tuple2<Integer, String> entry = Tuple.of(1,...
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In git, is there a simple way of introducing an unrelated branch to a repository?

...anch>, started from <start_point> and switch to it. The first commit made on this new branch will have no parents and it will be the root of a new history totally disconnected from all the other branches and commits. This doesn't do exactly what the asker wanted, because it po...
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How do I create a crontab through a script

...diting files manually. I'm planning to create some cron jobs via automated command line, and if editing this file is both the only option, and without significant side effects, I don't see why I shouldn't use it. – Balmipour Jan 20 '17 at 11:20 ...
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Can you build dynamic libraries for iOS and load them at runtime?

... Anybody know why that is? To me it just seems completely insane. – Erik de Castro Lopo Apr 29 '11 at 3:24 74 ...
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What is the difference between char * const and const char *?

...ld declare both variables to be int * const; I don't know any way to use a combined declaration to create two variables of that type without a typedef. – supercat Apr 12 '13 at 21:57 ...
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How can the Euclidean distance be calculated with NumPy?

...found here: docs.scipy.org/doc/numpy/reference/generated/… My only real comment was sort of pointing out the connection between a norm (in this case the Frobenius norm/2-norm which is the default for norm function) and a metric (in this case Euclidean distance). – Mark Lavin...