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Difference between Node object and Element object?
...(not any node, only Elements). A number of properties or methods in HTML5 now return an HTMLCollection. While it is very similar in interface to a nodeList, a distinction is now made in that it only contains Elements, not any type of node.
The distinction between a nodeList and an HTMLCollection ...
Does a foreign key automatically create an index?
...en two tables - that has nothing to do with an index per se.
But it is a known fact that it makes a lot of sense to index all the columns that are part of any foreign key relationship, because through a FK-relationship, you'll often need to lookup a relating table and extract certain rows based on ...
XMLHttpRequest cannot load file. Cross origin requests are only supported for HTTP
...wer is comprehensive but your answer beats it hands down for 'make it work now' convenience.
– Holf
Jun 9 '15 at 19:41
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Is there any way to delete local commits in Mercurial?
...eep those changes, just not commit them! Is there any way to recover them now??
– Tim Tisdall
Dec 14 '15 at 16:08
2
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How to add leading zeros for for-loop in shell? [duplicate]
...ates that this feature got introduced with bash-4.0-alpha: Brace expansion now allows zero-padding of expanded numeric values and will add the proper number of zeroes to make sure all values contain he same number of digits.).
– Adrian Frühwirth
Feb 13 '15 at ...
Extracting bits with a single multiplication
... In the above case, your mask would be 00100100 and the result 00a00b00.
Now the hard part: turning that into ab.......
A multiplication is a bunch of shift-and-add operations. The key is to allow overflow to "shift away" the bits we don't need and put the ones we want in the right place.
Multip...
Delete fork dependency of a GitHub repository
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In Github Enterprise you can find it now under admin->Collaboration->Network and depending on your use case you should use 'Make Root', 'Detach' or 'Extract'.
– Kutzi
Sep 2 '19 at 10:28
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How to send a header using a HTTP request through a curl call?
...lly do. You should not replace internally set headers without
knowing perfectly well what you're doing. Remove an internal header
by giving a replacement without content on the right side of the
colon, as in: -H "Host:".
curl will make sure that each...
Firing events on CSS class changes in jQuery
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@riscarrott i don't presume to know the OP's application. I'm just presenting them with the concept of pub/sub and they can apply it however they'd like. Disputing what the actual event name should be with the amount of info given is silly.
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What is INSTALL_PARSE_FAILED_NO_CERTIFICATES error?
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I found that this error can now also occur when using the wrong signing config. As described here, Android 7.0 introduces a new signature scheme, V2. The V2 scheme signs the entire APK rather than just the JAR, as is done in the V1 scheme. If you sign...