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What is the difference between ${var}, “$var”, and “${var}” in the Bash shell?
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237
Braces ($var vs. ${var})
In most cases, $var and ${var} are the same:
var=foo
echo $var
# foo...
Access to private inherited fields via reflection in Java
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131
This should demonstrate how to solve it:
import java.lang.reflect.Field;
class Super {
pr...
What's the purpose of SQL keyword “AS”?
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134
There is no difference between both statements above. AS is just a more explicit way of mention...
Merge pull request to a different branch than default, in Github
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answered Aug 16 '16 at 23:30
maliayasmaliayas
1,6041313 silver badges1717 bronze badges
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Format a number as 2.5K if a thousand or more, otherwise 900
...12846, I would like 12846 converted to 12.8k
– user7537274
Feb 8 '17 at 23:13
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How could I use requests in asyncio?
..._complete(main())
This will get both responses in parallel.
With python 3.5 you can use the new await/async syntax:
import asyncio
import requests
async def main():
loop = asyncio.get_event_loop()
future1 = loop.run_in_executor(None, requests.get, 'http://www.google.com')
future2 = ...
Why use the yield keyword, when I could just use an ordinary IEnumerable?
...possible.
– Chad Schouggins
Jan 2 '13 at 1:36
11
Don't forget that if the yield return statement ...
MAC addresses in JavaScript
... Grey PantherGrey Panther
11.8k66 gold badges3939 silver badges6262 bronze badges
1
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Editing legend (text) labels in ggplot
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153
The tutorial @Henrik mentioned is an excellent resource for learning how to create plots with th...