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Get elements by attribute when querySelectorAll is not available without using libraries?
...ment.querySelectorAll('[someAttr]')
to find elements by attribute. It's now supported in all relevant browsers (even IE8): http://caniuse.com/#search=queryselector
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How can I create download link in HTML?
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This answer is outdated. We now have the download attribute. (see also this link to MDN)
If by "the download link" you mean a link to a file to download, use
<a href="http://example.com/files/myfile.pdf" target="_blank">Download</a>
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Which C++ idioms are deprecated in C++11?
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The preventable mistakes can however now be caught by using reference qualifiers for functions. Such as in the above case defining A& operator=(A o)& instead of A& operator=(A o). These prevent the silly mistakes and make classes behave more like bas...
Why doesn't Java offer operator overloading?
...sult not-equal. In Java, operator= performs reference copy, so a and b are now referring to the same value. As a result, the comparison will produce 'equal', since the object will compare equal to itself.
The difference between copies and references only adds to the confusion of operator overloadin...
Git: How to rebase to a specific commit?
...rebasing onto, and finally applying each change in turn. I tried it again now and seemed to work just fine.
– r0hitsharma
Jan 29 '15 at 9:53
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Get the _id of inserted document in Mongo database in NodeJS
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I don't know if this is general or only works in meteor, but when you call collection.insert(object), it returns the id of the inserted object right away.
– vantesllar
Oct 30 '16 at 20:45
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How do I get monitor resolution in Python?
...supports multi monitor environments. Its goal is to be cross platform; for now it supports Cygwin and X11 but pull requests are totally welcome.
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Is there a way to programmatically scroll a scroll view to a specific edit text?
...ng the UI thread, when you can, after you've done all you had to do before now, do this (scroll). You're basically putting the scroll in the queue and letting the thread do it when it can, respecting the order of things it was doing before you requested it.
– Martin Marconcini
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Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?
...ird value returns true - 128 == 128 is evaluated, and is of course, true.
Now, a fair bit happens to make that third result true:
An unboxing conversion occurs with respect to the equivalence operator you're using and the datatypes you have - namely, int and Integer. You're getting an Integer fr...
In Functional Programming, what is a functor?
...ng integers, strings, or Booleans respectively. If the element type is unknown, it is written as a type parameter a, as in T a.
Examples include lists (zero or more elements of type a), the Maybe type (zero or one elements of type a), sets of elements of type a, arrays of elements of type a, all k...