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Coffeescript — How to create a self-initiating anonymous function?
...most common use of do is capturing variables in a loop. For instance,
for m>x m> in [1..3]
do (m>x m>) ->
setTimeout (-> console.log m>x m>), 1
Without the do, you'd just be printing the value of m>x m> after the loop 3 times.
sh...
Algorithm to calculate the number of divisors of a given number
...ms in the list instead of returning them however.
Here's a Dr. Math that em>x m>plains what em>x m>actly it is you need to do mathematically.
Essentially it boils down to if your number n is:
n = a^m>x m> * b^y * c^z
(where a, b, and c are n's prime divisors and m>x m>, y, and z are the number of times that divisor ...
Reorder levels of a factor without changing order of values
.... But this works: reorder(df$letters, seq(4,1))
– Alem>x m> Holcombe
Aug 29 '15 at 22:05
1
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Join a list of items with different types as string in Python
...d only convert the integers to strings when you need to display them. For em>x m>ample, if you have a list of integers then you can convert them one by one in a for-loop and join them with ,:
print(','.join(str(m>x m>) for m>x m> in list_of_ints))
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Android Center tem>x m>t on canvas
I'm trying to display a tem>x m>t using the code below.
The problem is that the tem>x m>t is not centered horizontally.
When I set the coordinates for drawTem>x m>t , it sets the bottom of the tem>x m>t at this position. I would like the tem>x m>t to be drawn so that the tem>x m>t is centered also horizontally.
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Change all files and folders permissions of a directory to 644/755
...change all files to 644 and all folders to 755 using chmod from the linum>x m> command prompt? (Terminal)
8 Answers
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How to install a previous em>x m>act version of a NPM package?
...ckage, just specify it
npm install <package>@<version>
For em>x m>ample: npm install em>x m>press@3.0.0
You can also add the --save flag to that command to add it to your package.json dependencies, or --save --save-em>x m>act flags if you want that em>x m>act version specified in your package.json depen...
What is the best way to repeatedly em>x m>ecute a function every m>x m> seconds?
I want to repeatedly em>x m>ecute a function in Python every 60 seconds forever (just like an NSTimer in Objective C). This code will run as a daemon and is effectively like calling the python script every minute using a cron, but without requiring that to be set up by the user.
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Using global variables in a function
...ants to make sure that you really know that's what you're playing with by em>x m>plicitly requiring the global keyword.
See other answers if you want to share a global variable across modules.
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Is there a builtin identity function in python?
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advantage: takes any number of parameters
disadvantage: the result is a bom>x m>ed version of the parameters
OR
_ = lambda m>x m>: m>x m>
advantage: doesn't change the type of the parameter
disadvantage: takes em>x m>actly 1 positional parameter
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