this blog translate from https://opensource.com/business/15/12/5-favorite-open-source-django-packages
Django is built around the concept of reusable apps: self-contained package...
If you want find the characters “hello,world!” in the current folder. you can do:
1grep -rn "hello,world!" *
12345* current folder,or some folder name-r recursion to f...
12 Useful Pandas Techniques in Python for Data Manipulation
IntroductionPython is fast becoming the preferred language for data scientists – and for good reasons. It provides th...
ProblemYou want to set up data to become available on all Django templates, without having to set up the data individually on Django view methods.
SolutionCreate a custom Django...
Operations
Description
-X
appoint HTTP request method, like POST, GET
-H
appoint request header, for example Content-type:application/json
-d
appoint request data
–...
some coding for python which one line to finish a common
Product 2 for every element in list
1print map(lambda x:x*2, range(1,11))
Sum of all elements in list
1print sum(ran...
Some Python Useful Ways
This Blog tracsfer from (here)[https://pythontips.com/2015/04/19/nifty-python-tricks/]
EnumerateInstead of doing:
1234i = 0for item in iterable: print...
Loop many files in a folder and read them by line
I just make a example to explane how to use fileinput.
fileinput is use to loop some format files in a folder, and read it by ...
How to upgrade Ubuntu Kernel to 4.6
This blog transfer from here
Check the current Linux kernel version with command:
1uname -r
Now, we will install Linux Kernel 4.6. You can do...
Transfer from http://satyajit.ranjeev.in/2012/05/17/python-a-few-things-to-remember.html
Zen of PythonLearing the culture that surrounds a language bringd you one step closer to...