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What do querySelectorAll and getElementsBy* methods return?
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Note that the whatwg specs that are being implemented by the browsers do differ from the w3c ones here, the former (and hence current browsers) return an HTMLCollection for getElementsByClassName, not a NodeList. Minor, but may confuse som...
Emulate a do-while loop in Python?
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I am not sure what you are trying to do. You can implement a do-while loop like this:
while True:
stuff()
if fail_condition:
break
Or:
stuff()
while not fail_condition:
stuff()
What are you doing trying to use a do while lo...
Ruby, remove last N characters from a string?
What is the preferred way of removing the last n characters from a string?
13 Answers
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“No such file or directory” error when executing a binary
... when you try to run a 32-bit build on your 64-bit Linux.
Also contrast what file had to say on the binary you tried (ie: 32-bit) with what you get for your /bin/gzip:
$ file /bin/gzip
/bin/gzip: ELF 64-bit LSB executable, x64-64, version 1 (SYSV), \
dynamically linked (uses shared libs), for GN...
How to solve error “Missing `secret_key_base` for 'production' environment” (Rails 4.1)
...ie. it's in the .gitignore file). Even if this isn't your situation, it's what many other people viewing this question have done because they have their code exposed on Github and don't want their secret key floating around.
If it's not in source control, Heroku doesn't know about it. So Rails is...
What's the difference between the various methods to get a Context?
...estart A with CLEAR_TOP flag (and possibly repeat this cycle many times) - what context should I use in this case in order to avoid building up a huge trail of referenced contexts? Diana says using 'this' rather than getBaseContext, but then... most of the times A will be reused but there are situat...
Convert Java Array to Iterable
...ind Arrays.asList(..);, but at least Eclipse seems to think it will not do what i want (e.g., It infers the result of Arrays.asList(foo) as a List<int[]>, not List<Integer>...) I found this interesting enough for a question... (-Breaking comment in parts cause of limits-)
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Why doesn't Internet Explorer 11 honour conditional comments even when emulating Internet Explorer 8
...ring" with stuff just when users are starting to get used to them. Look at what they did to Windows XP... "Fixing what's not broken", some people would say. Anyway that sucks
– Rolf
Nov 29 '13 at 6:24
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How can I capitalize the first letter of each word in a string?
... the white space separating the words into a single white space, no matter what it was.
s = 'the brown fox'
lst = [word[0].upper() + word[1:] for word in s.split()]
s = " ".join(lst)
EDIT: I don't remember what I was thinking back when I wrote the above code, but there is no need to build an ex...
Android Studio: how to attach Android SDK sources?
... 3.2.1):
Google changes the approach of shipping the sources, so lets see what changed.
Go to the following location
Preferences -> Apperance & Behaviour -> System Settings -> Android SDK
Quite lazy to navigate type SDK in search and studio will help you to take to right place.
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