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How to detect if multiple keys are pressed at once using JavaScript?
...g for optimization. This is because the script tag blocks further elements from loading until its script is finished downloading. Putting it ahead of the content allows the content to load beforehand.
B (which is where your interest lies) You can check for one or more keys at a time where /*insert c...
IPN vs PDT in Paypal
...ation than PDT. There are lots of different messages that you can receive from IPN, such as chargeback notification, etc, and thus you really should implement it.
PayPal's PDT system sends order confirmations to merchant sites that use PayPal Payments Standard and lets them authenticate this inf...
Scala type programming resources
...l programming: "object-oriented" and "functional". Most examples linked to from here follow the object-oriented paradigm.
A good, fairly simple example of type-level programming in the object-oriented paradigm can be found in apocalisp's implementation of the lambda calculus, replicated here:
// A...
Hidden Features of PHP? [closed]
...s sounds like a point-whoring question but let me explain where I'm coming from.
78 Answers
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How do you remove a specific revision in the git history?
...ive you enough of an idea to figure it out. (Or someone else might know).
From the git documentation:
Start it with the oldest commit you want to retain as-is:
git rebase -i <after-this-commit>
An editor will be fired up with all the commits in your current branch (ignoring merge commits)...
Editing screenshots in iTunes Connect after iOS app was approved
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Acutally new version of Developer Guide has an update from Sept 2010: Screenshots are now an unlocked metadata attribute and can be updated at any time
– Fraggle
Jan 20 '11 at 14:49
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Setting up a JavaScript variable from Spring model by using Thymeleaf
I am using Thymeleaf as template engine. How I pass a variable from Spring model to JavaScript variable?
9 Answers
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How to get the nvidia driver version from the command line?
...if it has no gpu hardware either. Because it is HPC. And I am accessing it from remote, with ssh.
– Shyamkkhadka
Mar 10 '17 at 18:21
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Image fingerprint to compare similarity of many images
...mage - and can be implemented quite efficiently. Subtracting one histogram from another will produce a new historgram which you can process to decide how similar two images are. Histograms, because the only evaluate the distribution and occurrence of luminosity/color information handle affine transf...
Argparse optional positional arguments?
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@ant From the above, you can see that dir is optional (that it appears in square brackets in argparse output indicates this).
– Vinay Sajip
Sep 15 '14 at 22:00
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