01 MySQL Complete Notes

MySQL I. Services System: services.mcs net start mysql open service net stop mysql closes the service mysql -uroot -p(pwd) -h127.0.0.1 3306 -P Link locality is abbreviated as: mysql-uroot-p passwd: hch II. Basic Operation 1. Operating folders or libraries: (The name of the repository cannot ...

Posted on Sat, 27 Jul 2019 23:29:40 -0700 by kimbeejo

Simple Implementation of File Upload

Simple Implementation of File Upload Two dependency packages Matters needing attention Core API Implementation steps code implementation Knowledge Development of Personal Doubts Two dependency packages commons-fileupload-1.3.2,commons-io-2.5.jar. Matters needing attention The form enctype a ...

Posted on Sat, 27 Jul 2019 00:35:05 -0700 by zerogreen

Data Analysis Day 7 - Data Visualization

brief introduction When data processing and data analysis are completed, the results of data analysis are obtained, but such a pile of tables can not make it easy to observe and understand the results of data analysis, so finally we need data visualization to clearly present the results of analysis.Da ...

Posted on Fri, 26 Jul 2019 20:39:27 -0700 by osti

gRPC Source Details Configured Structures

Detailed grpc source structure DialOptions DialOptions is the most important part and is responsible for configuring the selection for each rpc request. structure Let's look at this structure first link // dialOptions configure a Dial call. dialOptions are set by the DialOption // values passed to Dial. type dialOptions struct { u ...

Posted on Thu, 25 Jul 2019 09:52:54 -0700 by w4designs

Python Foundation Team Learning task5

python basic learning Classes and objects regular expression re module re.match function re.search method http request Classes and objects Class: A collection of objects that describe the same properties and methods. It defines the properties and methods common to each object in the set. cla ...

Posted on Thu, 25 Jul 2019 01:30:40 -0700 by mtoynbee

Django-views view

1.HttpResponce function HttpResponce(content,content_type=None,status=None,charset=None,*args,**kwargs) Content: The content returned to the view function content_type: The type returned to the view function text/html HTML text text/plain plain text text/css text/javascript Application/xml XML text app ...

Posted on Thu, 25 Jul 2019 00:44:32 -0700 by dreamkiller23

02Python String Explanation

The first chapter introduces the basic data types in python. This chapter focuses on the application of str string type data in python. str strings are mainly composed of two methods, one is method, the other is magic method. Because there are too many contents, this chapter only introduces the metho ...

Posted on Mon, 22 Jul 2019 02:55:15 -0700 by jordanwb

Java implements the bottom card guessing problem (greedy method)

1 Problem Description Design a strategy to minimize the number of expected questions in the following games. There is a deck of cards, consisting of one A, two 2, three, three,... Nine nine cards, a total of 45 cards. Someone draws a card from the shuffled deck and asks a series of yes or no questions t ...

Posted on Sat, 20 Jul 2019 06:36:41 -0700 by cshaul

Python crawler novice tutorial: Climb 6574 articles to tell you what the product manager is looking at!

As two antagonistic species in the Internet, product Wang and program ape seem to be natural rivals; but the two sides that work closely together in the product development chain can better promote the development of the project. So what articles do product managers read on weekdays? How can we program ...

Posted on Sat, 20 Jul 2019 05:21:58 -0700 by khr2003

js-cookie source learning

This article was originally published on my own website. js-cookie library source code learning background Recently, when working on a project, the front-end login function has to do a password-remembering function. But this function is not implemented in the development framework, so I want to implement this function myself. In fact, it is ver ...

Posted on Sat, 20 Jul 2019 03:05:45 -0700 by sethcox