Summarize django knowledge points

1. View functions: Request Object------------- request: 1,HttpRequest.body:) Request original data 2,HttpRequest.path:) A string representing the requested path component (without domain name)           3,HttpRequest.method             4,HttpRequest.GET           5,HttpRequest.POST           6,HttpRequest.FILES 7,HttpResquest.user:) An AUTH_U ...

Posted on Sun, 19 Jul 2020 10:56:54 -0400 by bluetonic

Summarize django knowledge points

1. View functions: Request Object------------- request: 1,HttpRequest.body:) Request original data 2,HttpRequest.path:) A string representing the requested path component (without domain name)           3,HttpRequest.method             4,HttpRequest.GET           5,HttpRequest.POST           6,HttpRequest.FILES 7,HttpResquest.user:) An AUTH_U ...

Posted on Sun, 19 Jul 2020 10:57:02 -0400 by lukekelly

CentOS 7 installs Python 3.6, pip3 error problem

After installing Python 3.6.3 on CentOS 7, the following errors occurred when using the pip command Traceback (most recent call last): File "/usr/Python3.6.3/lib/python3.6/site-packages/pip/basecommand.py", line 215, in main status = self.run(options, args) File "/usr/Python3.6.3/lib/python3.6/site-packages/pip/commands/search.py", l ...

Posted on Mon, 13 Jul 2020 12:30:51 -0400 by ionik

List operations in Python

Python's list manipulation is powerful and convenient (as opposed to Java)Say nothing about simple, regular operations (this is not an introductory tutorial) and introduce a few very specific examplesAdd to # Append to End(append) li = [1, 2, 3, 4, 5] li.append(6) print('li = %s' % li) # Output: li = [1, 2, 3, 4, 5, 6] # Append a list ...

Posted on Sun, 12 Jul 2020 10:52:13 -0400 by jim.davidson

List operations in Python

Python's list manipulation is powerful and convenient (as opposed to Java)Say nothing about simple, regular operations (this is not an introductory tutorial) and introduce a few very specific examplesAdd to # Append to End(append) li = [1, 2, 3, 4, 5] li.append(6) print('li = %s' % li) # Output: li = [1, 2, 3, 4, 5, 6] # Append a list ...

Posted on Sun, 12 Jul 2020 10:50:42 -0400 by kee2ka4

List operations in Python

Python's list manipulation is powerful and convenient (as opposed to Java)Say nothing about simple, regular operations (this is not an introductory tutorial) and introduce a few very specific examplesAdd to # Append to End(append) li = [1, 2, 3, 4, 5] li.append(6) print('li = %s' % li) # Output: li = [1, 2, 3, 4, 5, 6] # Append a list ...

Posted on Sun, 12 Jul 2020 10:52:17 -0400 by BZero

Additions and deletions based on Form component and based on ModelForm

Introduction to ModelForm ModelForm a. class Meta: model, # Corresponding Model Of fields=None, # field exclude=None, # Exclusion field labels=None, # Prompt message help_texts=None, ...

Posted on Wed, 08 Jul 2020 11:41:12 -0400 by wdallman

Additions and deletions based on Form component and based on ModelForm

Introduction to ModelForm ModelForm a. class Meta: model, # Corresponding Model Of fields=None, # field exclude=None, # Exclusion field labels=None, # Prompt message help_texts=None, ...

Posted on Wed, 08 Jul 2020 11:39:51 -0400 by fme

python3 implements mysql export excel

I. Preparations Python Tool Library Installation xlwt and xlrd Installation under 1.1win7 1.1.1 Method 1: Download and Install 1. From http://pypi.python.org/pypi/xlwt Download xlwt-1.0.0.tar.gz; 2. From http://pypi.python.org/pypi/xlrd Download xlrd-0.9.4.tar.gz; 3. Unzip the package; 4. Run under win7. [plain] view plain copy cmd ...

Posted on Thu, 02 Jul 2020 11:05:12 -0400 by seventheyejosh

python3 implements mysql export excel

I. Preparations Python Tool Library Installation xlwt and xlrd Installation under 1.1win7 1.1.1 Method 1: Download and Install 1. From http://pypi.python.org/pypi/xlwt Download xlwt-1.0.0.tar.gz; 2. From http://pypi.python.org/pypi/xlrd Download xlrd-0.9.4.tar.gz; 3. Unzip the package; 4. Run under win7. [plain] view plain copy cmd ...

Posted on Thu, 02 Jul 2020 11:04:09 -0400 by jlp09550