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How do you add an array to another array in Ruby and not end up with a multi-dimensional result?
...(a1.length, *a2)
or append and flatten:
(a1 << a2).flatten! # a call to #flatten instead would return a new array
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MIT vs GPL license [closed]
...n your entire project that is using the GPL code also becomes GPL automatically. Which means, it must be open-sourced, and the recipient gets all the same rights as you - meaning, they can turn around and distribute it, modify it, sell it, etc. And that would include your proprietary code which woul...
What is the difference between Modal and Push segue in Storyboards?
...visual indication:
A modal Segue is just one VC presenting another VC modally. The VCs don't have to be part of a navigation controller and the VC being presented modally is generally considered to be a "child" of the presenting (parent) VC. The modally presented VC is usually sans any navigatio...
How should I use git diff for long lines?
...nment variable. If you don't mind about paging (for example, your terminal allows you to scroll back) you might try explicitly setting GIT_PAGER to empty to stop it using a pager. Under Linux:
$ GIT_PAGER='' git diff
Without a pager, the lines will wrap.
If your terminal doesn't support coloured...
Style input element to fill remaining width of its container
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Would this work with IE6? Otherwise I may have to actually define a little table for this :(
– Joel Coehoorn
Apr 21 '09 at 16:49
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Sort a list of tuples by 2nd item (integer value) [duplicate]
... optimization, see jamylak's response using itemgetter(1), which is essentially a faster version of lambda x: x[1].
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Overflow-x:hidden doesn't prevent content from overflowing in mobile browsers
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I tried, I put all my code inside a div and give it overflow-x:hidden but doens't work, I add <meta name="viewport" content="width=device-width, initial-scale=1"> too but nothing changed :/ any ideas?
– user305...
Differences between Oracle JDK and OpenJDK
...a commercial license. You should now pay attention to which JDK you're installing as Oracle JDK without subscription could stop working. source
Ref: List of Java virtual machines
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When should I use a composite index?
...olumn_A )
But it will not (at least not directly, maybe it can help partially if there are no better indices) help for queries that need
index( column_A, column_C )
Notice how column_B is missing.
In your original example, a composite index for two dimensions will mostly benefit queries that q...
Difference between freeze and seal
...d vice versa), and no attribute of accessor descriptors can be modified at all (whereas data descriptors can change their writable attribute, and their value attribute if writeable is true).
Can throw a TypeError when attempting to modify the value of the sealed object itself (most commonly in stric...