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Finding the direction of scrolling in a UIScrollView?
...th only horizontal scrolling allowed, and I would like to know which direction (left, right) the user scrolls. What I did was to subclass the UIScrollView and override the touchesMoved method:
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How to get last key in an array?
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A solution would be to use a combination of end and key (quoting) :
end() advances array 's internal pointer to the last element, and returns its value.
key() returns the index element of the current array position.
So, a port...
How To Save Canvas As An Image With canvas.toDataURL()?
...ost important part because if you dont replace you will get a DOM 18 exception.
window.location.href=image; // it will save locally
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Semi-transparent color layer over background-image?
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.background {
background:url('../img/bg/diagonalnoise.png');
position: relative;
}
.layer {
background-color: rgba(248, 247, 216, 0.7);
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}
HTML for this:
<div class="background">
<div cla...
Linux command: How to 'find' only text files?
...on-binary files:
find . -type f -exec grep -Iq . {} \; -print
The -I option to grep tells it to immediately ignore binary files and the . option along with the -q will make it immediately match text files so it goes very fast. You can change the -print to a -print0 for piping into an xargs -0 or ...
Extending Angular Directive
I'd like to make a minor modification to a 3rd party directive (specifically Angular UI Bootstrap ). I simply want to add to the scope of the pane directive:
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ImportError: No module named Crypto.Cipher
...for duplicates and you might say that there are some, but I tried the solutions (although most are not even solutions) and nothing worked.
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How to install gem from GitHub source?
...unning bundle install.
UPD. As indicated in comments, for Bundler to function properly you also need to add the following to config.ru:
require "bundler"
Bundler.setup(:default)
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Reading a List from properties file and load with spring annotation @Value
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I checked it again using the same version you are using. Copied the Spring EL exactly as in the post and it works. What is different though is if I make an error in my EL I get a org.springframework.expression.spel.SpelEvaluationException exception and not javax....
Set value for particular cell in pandas DataFrame using index
...h's answer, df.set_value('C', 'x', 10), is far and away faster than the options I've suggested below. However, it has been slated for deprecation.
Going forward, the recommended method is .iat/.at.
Why df.xs('C')['x']=10 does not work:
df.xs('C') by default, returns a new dataframe with a copy ...