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How to make IntelliJ IDEA insert a new line at every end of file?
...here is 2 or more it deletes the extra newlines?
– Pylinux
Oct 25 '14 at 11:28
30
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What is a lambda (function)?
... nice way to write closures. With that power you can do things like this.
Python
def adder(x):
return lambda y: x + y
add5 = adder(5)
add5(1)
6
As you can see from the snippet of Python, the function adder takes in an argument x, and returns an anonymous function, or lambda, that takes anoth...
Kill detached screen session [closed]
...t worked for me, but quit and :quit lead to command not found on my remote Linux server (perhaps differences between versions of the OS or screen are to blame)
– Hack-R
Mar 20 '15 at 15:05
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Generating random number between 1 and 10 in Bash Shell Script [duplicate]
...ing to the comment.
http://web.archive.org/web/20150206070451/http://islandlinux.org/howto/generate-random-numbers-bash-scripting
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How do I free my port 80 on localhost Windows?
...ng /f /t at the end, it will forcefully kill the task, i am currently on a linux system, not verified
– Jijo
Nov 29 '17 at 12:28
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How to insert a text at the beginning of a file?
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Why using -i ?? On man it says that it is for suffix. linux.die.net/man/1/sed
– endrigoantonini
May 15 '15 at 2:56
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How to clean project cache in Intellij idea like Eclipse's clean?
...DRIVE>\Users\<USER ACCOUNT NAME>\.<PRODUCT><VERSION>
Linux/Unix
~/.<PRODUCT><VERSION>
Mac OS
~/Library/Caches/<PRODUCT><VERSION>
Read this for more details on cache locations.
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What is the most efficient way to create a dictionary of two pandas Dataframe columns?
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In Python 3.6 the fastest way is still the WouterOvermeire one. Kikohs' proposal is slower than the other two options.
import timeit
setup = '''
import pandas as pd
import numpy as np
df = pd.DataFrame(np.random.randint(32, 12...
Django - how to create a file and save it to a model's FileField?
...oring to the right spot, not creating duplicate files etc).
Django 1.4.1
Python 2.7.3
#Model
class MonthEnd(models.Model):
report = models.FileField(db_index=True, upload_to='not_used')
import csv
from os.path import join
#build and store the file
def write_csv():
path = join(settings.M...
Java 8 Iterable.forEach() vs foreach loop
... implements Collection<E>{
private enum OperatingSystem{
LINUX, WINDOWS, ANDROID
}
private OperatingSystem operatingSystem = OperatingSystem.WINDOWS;
private int numberOfCores = Runtime.getRuntime().availableProcessors();
private Collection<E> delegate;
@...