I have developed a small enterprise inventory management system using PHP amp; mysql combination. Php was also self-developed for the first time for a slightly larger development.
I have developed a small enterprise inventory management system using a combination of PHP and mysql. Php is also self-developed for the f
OCS Inventory NG (Open Computer and Software Inventory next Generation) is a system management software
Main function:
Relevant inventory asset inventory management.
Powerfull deployment System Powerful deployment systems, Agen
Inventory check of the six ancient financial management experts who have saved wealth from losses and have suffered lossesIn ancient times, many people with huge wealth could not only be good at investment and financial management, but also save wealth from losses. How can we protect wealth from losses in ancient times? Jiafeng ruide Financial Planner has made so
1. Django Site Management
It is really convenient and you don't have to develop it on your own, but it is often the enterprise-level background. I feel that the functions and beautification of the Django site background are not very good. Here is an article [Use grappelli to beautify the Django Admin background
After three days of unremitting efforts, from the database to the software molding, and now finally completed all the general functions, although the software is still very rough, a lot of functions are not refined, and there is no artist, but it was done. Don't talk nonsense, just go!
The first is the warehouse management interface. The addition interface is not simple ~
The management interface fo
("Please enter the name of the new fruit"); theString A =Sc.next (); theSystem.out.println ("Please enter the number of the new fruit"); the intb =sc.nextint (); -System.out.println ("Please enter the price of the new fruit"); in Doublec =sc.nextdouble (); theChaoshi ARR4 =NewChaoshi (); theArr4.name =A; AboutArr4.id =b; theArr4.price =C; the Arr.add (ARR4); the } + Public Static voidC (arraylistarr) { -System.out.println ("Please enter the number you want to delete");
Multi-user support
Silver Fox Inventory Support for multiple users, more suitable for team management, each individual account, division of labor cooperation, but also easy to conduct business assessment, flexible authority management, for each person different responsibilities assigned corresponding permissions, to authorize and reject the combination of two wa
Label:ITDB default to use SQLite as a database, this modified version of the official website 1.14 version1, modify the steps:Converting a database to a MySQL databaseModify ITDB program code to use MySQL database2. Convert sqlite database to MySQL databaseDownload and install: Dbconvert for SQLite MySQLYou can direct Baidu dbconvert for SQLite MySQL to find the download point, or rushed to the following website directly to download:https://dbconvert.com/convert-sqlite-to-mysql-pro.phpAfter th
The path to the admin interface is usually set in My_project, using django-admin.py startproject my_projectIn the urls.py file in the directory, you can seeFrom Django.conf.urls import include, urlfrom django.contrib import adminurlpatterns = [ # Examples: # URL (r ' ^$ ', ' My_project.views.home ', name= ' home '), # URL (r ' ^blog/', include (' Blog.urls ')), URL (r ' ^admin/', include ( Admin.site.urls)), URL (r ' ^$ ', ' my_project.
form, that is, set different types of input boxes#set name to text, cls_id as drop-down box classStudentform (Form): Name= fields. Charfield (widget=widgets. Inputtext ()) cls_id= fields. Integerfield (widget =widgets. Select ()) c. Set the contents of the drop-down box choices PropertiesclassStudentform (Form): cls_id=Fields . Integerfield (widget=widgets. Select (choices=models. Classes.objects.values_list ('ID','title')) Note: The value of choices must be a [tuple, (), ()] Type widget
; TD>{{Item.age}}TD> TD>{{Item.email}}TD> TD>{{item.cls_id}}TD> TD> ahref= "/app01/edit_student/nid={{Item.id}}"class= "Glyphicon glyphicon-pencil">Edita>| ahref= "/app01/del_student/nid={{Item.id}}"class= "Glyphicon Glyphicon-trash">Deletea> TD>{#点击删除是一个get请求, to tell the server ID, you can get it through a URL get request, or a URL match to a pass to the
As we have mentioned many times before, the Django management interface is one of the killer features of the framework. most Django developers know that it is both time-saving and easy-to-use. As this management interface is very popular, it is common for Django developers t
The User Management section of the Django blog site (using its own django.contrib.auth) 1. Registration sectionProject tools: Python 2.7.11 Django 1.10.2 Bootstrap 3.3.0 ide:eclipse Pydev1. Because Django comes with Auth, you only need to write the login URL and template.URLs common in the previous articleThe template
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According to SQL-92, "a SQL transaction (sometimes referred to as a transaction) is a sequence of SQL statement execution that can be atomically recovered." In other words, all SQL statements are executed and committed together. Similarly, when rolling back, all statements are rolled back.
For example:
# startnote = Note (title= "My first Note", text= "yay!") Note = Note (title= "My second note", text= "whee!") Address1.save () Address2.save () # COMMIT
So a transaction is a single unit of wo
Use separator
Each HTTP request transaction
Save Point
Nested transactions
What is a business?
According to SQL-92, "an SQL transaction (sometimes referred to as a transaction) is a sequence of SQL statement execution that can be atomically restored." In other words, all the SQL statements are executed and submitted together. Similarly, when rolling back, all statements are rolled back as well.
For example:
# ST
=Transaction.savepoint ()Try:
#1. Create a new Order information
#transaction.savepoint_commit (SID) #事物的提交Order =OrderInfo () now=DateTime.Now () UID= request.session['user_id'] Order.oid=('%s%d')% (Now.strftime ('%y%m%d%h%m%s'), UID)#Stitching character CodeOrder.user_id=UID Order.udate=Now order.oaddress=AddressPrint(order.oaddress,order.udate,order.user_id,order.oid,uid,now) order.otatal=0 order.save () Total=0#calculate a good total price
forCidinchCart_id:cart=car
Diango is a web development framework of Python. The purpose of the framework is to provide convenience for development, although it may be difficult at the beginning of learning. The book being read is practical Django projects.
TheOne example is a simple Content Management System CMS (Contents ManagementSystem ). Django was originally developed on a news websit
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