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Storing Data in MySQL as JSON
...n00b thing to do. And, so, I've never done it. Then I saw that FriendFeed did this and actually made their DB scale better and decreased latency. I'm curious if I should do this. And, if so, what's the right way to do it?
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CSS /JS to prevent dragging of ghost image?
...uery method: $('#myImage').attr('draggable', false);
document.getElementById('myImage').setAttribute('draggable', false);
<img id="myImage" src="http://placehold.it/150x150">
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Python multiprocessing pool.map for multiple arguments
...armap method, which accepts a sequence of argument tuples. It then automatically unpacks the arguments from each tuple and passes them to the given function:
import multiprocessing
from itertools import product
def merge_names(a, b):
return '{} & {}'.format(a, b)
if __name__ == '__main__'...
Groovy executing shell commands
...sing waitForProcessOutput() - "To wait for the output to be fully consumed call waitForProcessOutput()". Source: docs.groovy-lang.org/latest/html/groovy-jdk/java/lang/…
– Srikanth
Aug 12 '16 at 6:58
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What is difference between MVC, MVP & MVVM design pattern in terms of coding c#
... discuss the difference between MVC MVP & MVVM design pattern theoretically like :
5 Answers
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How do I get the row count of a pandas DataFrame?
...1000000 loops, best of 3: 573 ns per loop
Due to one additional function call it is a bit slower than calling len(df.index) directly, but this should not play any role in most use cases.
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Execute script after specific delay using JavaScript
... (asynchronously) it should be stated as: setTimeout(function () { MethodToCall(); }, 1000);
– Bernoulli IT
Nov 17 '14 at 19:39
6
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Ignore python multiple return value
... add gettext functionality to someone else's code (that defines a function called '_') so it should be banned
– nosklo
Jan 11 '09 at 13:32
28
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In C#, What is a monad?
...When you say this you mean "first do a, then do b". The result a; b is basically again a computation that can be combined together with more stuff.
This is a simple monad, it is a way of combing small computations to bigger ones. The ; says "do the thing on the left, then do the thing on the right"....
node.js execute system command synchronously
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Use ShellJS module.
exec function without providing callback.
Example:
var version = exec('node -v').output;
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