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Remove blue border from css custom-styled button in Chrome

...ge, and I want custom-styled <button> tags. So with CSS, I said: border: none . Now it works perfectly in safari, but in chrome, when I click one of the buttons, it puts an annoying blue border around it. I thought button:active { outline: none } or button:focus { outline:none } would w...
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Understanding FFT output

... Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity. ...
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.c vs .cc vs. .cpp vs .hpp vs .h vs .cxx [duplicate]

... have the necessary cpp wrappers or namespace and then include the .h in order to expose a c library to both c and c++. share | improve this answer | follow ...
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Call apply-like function on each row of dataframe with multiple arguments from each row

... For non-vectorized functions, mapply will work, but you need to match the ordering of the args or explicitly name them: mapply(testFunc, df$x, df$z) Sometimes apply will work - as when all args are of the same type so coercing the data.frame to a matrix does not cause problems by changing data t...
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How do I change the root directory of an apache server? [closed]

...tions Indexes FollowSymLinks MultiViews AllowOverride None Order allow,deny allow from all </Directory> After this if you type localhost in browser it will load */home/username/new_root_folder* content. ...
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Secondary axis with twinx(): how to add to legend?

...set_ylabel(r"Quantity 1") ax2.set_ylabel(r"Quantity 2") plt.show() In order to place the legend back into the axes, one would supply a bbox_to_anchor and a bbox_transform. The latter would be the axes transform of the axes the legend should reside in. The former may be the coordinates of the ed...
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Using Chrome, how to find to which events are bound to an element

...nel. Use a Mouse -> click breakpoint and then "step into next function call" while keeping an eye on the call stack to see what userland function handles the event. Ideally, you'd replace the minified version of jQuery with an unminified one so that you don't have to step in all the time, and use...
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Django: accessing session variables from within a template?

...ple are still finding it helpful, more than three years after it was originally written. Please note however, that although the view code above is still valid, nowadays there is a much simpler way of doing this. render() is a function very similar to render_to_response(), but it uses RequestContext ...
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Ruby, remove last N characters from a string?

...alternative, and hope it helps people who land here. In fact, I've covered all this in the question - I'm hoping this method accepts a regex soon, though there's a perfect alternative for your case right below this. – SRack Sep 2 '19 at 15:07 ...
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How to use redis PUBLISH/SUBSCRIBE with nodejs to notify clients when data values change?

...o, node_redis and last but not least the sample code from media fire. Install node.js+npm(as non root) First you should(if you have not done this yet) install node.js+npm in 30 seconds (the right way because you should NOT run npm as root): echo 'export PATH=$HOME/local/bin:$PATH' >> ~/.bas...