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Finding the direction of scrolling in a UIScrollView?
...o define direction. Setting the first value to ScrollDirectionNone has the added benefit of making that direction the default when initializing variables:
typedef NS_ENUM(NSInteger, ScrollDirection) {
ScrollDirectionNone,
ScrollDirectionRight,
ScrollDirectionLeft,
ScrollDirectionUp,...
Is unsigned integer subtraction defined behavior?
...computation involving unsigned operands can never overflow", which might lead you to believe that it applies only for exceeding the upper limit, this is presented as a motivation for the actual binding part of the sentence: "a result that cannot be represented by the resulting unsigned integer type ...
How to get past the login page with Wget?
I am trying to use Wget to download a page, but I cannot get past the login screen.
9 Answers
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Read first N lines of a file in python
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Python 2
with open("datafile") as myfile:
head = [next(myfile) for x in xrange(N)]
print head
Python 3
with open("datafile") as myfile:
head = [next(myfile) for x in range(N)]
print(head)
Here's another way (both Python 2 & 3)
from itertools import islice...
Semi-transparent color layer over background-image?
... Johannes KlaußJohannes Klauß
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How to set HTTP header to UTF-8 using PHP which is valid in W3C validator?
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Use header to modify the HTTP header:
header('Content-Type: text/html; charset=utf-8');
Note to call this function before any output has been sent to the client. Otherwise the header has been sent too and you obviously can’t c...
java.lang.NoClassDefFoundError: org/hamcrest/SelfDescribing
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Add hamcrest-all-X.X.jar to your classpath.
Latest version as of Feb 2015 is 1.3:
http://code.google.com/p/hamcrest/downloads/detail?name=hamcrest-all-1.3.jar&can=2&q=
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How can I select an element with multiple classes in jQuery?
... Sasha ChedygovSasha Chedygov
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make an html svg object also a clickable link
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The easiest way is to not use <object>. Instead use an <img> tag and the anchor should work just fine.
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Can I make a function available in every controller in angular?
...meway I can make it globally accessible in my module setup or do I need to add it to the scope in every controller?
5 Answ...