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How to insert a text at the beginning of a file?
... @ychaouche - presumably because there's no portable way to prevent echo from adding a newline?
– Toby Speight
Mar 30 '16 at 9:47
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Can't connect to MySQL server error 111 [closed]
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but what happens when you CAN connect to it from the mysql workbench? i have the same problem.
– George Pamfilis
Jun 12 '16 at 15:05
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Writing string to a file on a new line every time
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Another solution that writes from a list using fstring
lines = ['hello','world']
with open('filename.txt', "w") as fhandle:
for line in lines:
fhandle.write(f'{line}\n')
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ERROR 2003 (HY000): Can't connect to MySQL server on '127.0.0.1' (111)
...Manager -> Services -> Open Services)
Search for MySQL and Start it from the top navigation bar.
Then if try to open mysql.exe it will work.
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Alphabet range in Python
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If you are looking to an equivalent of letters[1:10] from R, you can use:
import string
list(string.ascii_lowercase[0:10])
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Builder Pattern in Effective Java
...s mean that first you have to cerate a instance of "parent" class and then from this instance you can create nested class instances.
NutritionalFacts n = new NutritionalFacts()
Builder b = new n.Builder(10).carbo(23).fat(1).build();
Nested Classes
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Check if two lists are equal [duplicate]
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This guy clearly copied this answer from elsewhere since judging by the parameter names he doesn't even know what it does..
– Mark Silver
Feb 1 '17 at 11:56
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Autocompletion in Vim
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@DrTwox From the readme: "YCM has no official support for Windows, but that doesn't mean you can't get it to work there. See the Windows Installation Guide wiki page. Feel free to add to it."
– user456584
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All but last element of Ruby array
...n] : super
end
end
Then you can use a negative size to remove elements from the end, like so:
[1, 2, 3, 4].drop(-1) #=> [1, 2, 3]
[1, 2, 3, 4].drop(-2) #=> [1, 2]
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Find (and kill) process locking port 3000 on Mac
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lsof -ti:3000 | xargs kill
The -t flag removes everything but the PID from the lsof output, making it easy to kill it.
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