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Delete a dictionary item if the key exists [duplicate]
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For reference, the second argument to .pop() is what it returns if the key is not found.
– OregonTrail
Jul 23 '15 at 1:05
1
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Is there a way to add/remove several classes in one single instruction with classList?
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Firefox doesn't support it either, at the time of writing. My answer provides a polyfill.
– Andy E
Apr 26 '14 at 21:23
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Switching the order of block elements with CSS [duplicate]
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As has already been suggested, Flexbox is the answer - particularly because you only need to support a single modern browser: Mobile Safari.
See: http://jsfiddle.net/thirtydot/hLUHL/
You can remove the -moz- prefixed properties if you like, I just left them in for ...
PHP Warning: POST Content-Length of 8978294 bytes exceeds the limit of 8388608 bytes in Unknown on l
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8388608 bytes is 8M, the default limit in PHP. Update your post_max_size in php.ini to a larger value.
upload_max_filesize sets the max file size that a user can upload while
post_max_size sets the maximum amount of data that can be sent via a ...
How to check if function exists in JavaScript?
... like this:
if (typeof me.onChange !== "undefined") {
// safe to use the function
}
or better yet (as per UpTheCreek upvoted comment)
if (typeof me.onChange === "function") {
// safe to use the function
}
shar...
How do I initialize the base (super) class?
..." and new-style classes. New-style classes are derived from object and are what you are using, and invoke their base class through super(), e.g.
class X(object):
def __init__(self, x):
pass
def doit(self, bar):
pass
class Y(X):
def __init__(self):
super(Y, self).__init__(123)
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“Could not find bundler” error
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Make sure you're entering "bundle" update, if you have the bundler gem installed.
bundle update
If you don't have bundler installed, do gem install bundler.
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Practicing BDD with python [closed]
Which are the most advanced frameworks and tools there are available for python for practicing Behavior Driven Development? Especially finding similar tools as rspec and mocha for ruby would be great.
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How to get the number of Characters in a String?
...=10+9)
Stefan Steiger points to the blog post "Text normalization in Go"
What is a character?
As was mentioned in the strings blog post, characters can span multiple runes.
For example, an 'e' and '◌́◌́' (acute "\u0301") can combine to form 'é' ("e\u0301" in NFD). Together these two runes ...
How to import multiple .csv files at once?
...for ((i=1; i<=$2; i++)); do
cp "$1" "${1:0:8}_${i}.csv";
done
bash what_you_name_this_script.sh "fileName_you_want_copied" 100 will create 100 copies of your file sequentially numbered (after the initial 8 characters of the filename and an underscore).
Attributions and Appreciations
With s...