Tag：programming
-
Time：2021-2-27
Step 1: right click on the toolbar, select customize, select Add ins and macro files page, and tick the front of sample. Step 2: select “commands” page, select “macro” for category, and then drag “comment out” in commands to the toolbar shortcut. Step 3: select “keyboard” tab page, or category (toolbar), select macro, […]
-
Time：2021-2-27
If you are very interested in the following questions and really lack the following questions, then I think you can look down. I also think you need to improve your core knowledge. If not, then this article is of little value to you. There’s no need to waste time reading. https://segmentfault.com/a/11… What is ELF fileWhat […]
-
Time：2021-2-26
When we do project development, we use SQL Server database, but what should we do if we want to adjust the stored database to MySQL? Now let’s take a look at the skills of migrating SQL server data to MySQL database. 1、 Differences between common data types in SQL server and MySQL 2、 Some […]
-
Time：2021-2-26
Each of us has unique talents, skills and interests. Finding a position that can give full play to these can bring us great motivation and sense of achievement. But often, we find ourselves in a very ordinary position, which leads to a vicious circle of job hopping, career change and dissatisfaction. If you want to […]
-
Time：2021-2-25
Format() function The format() function is used to format the display of fields. SQL format() syntax SELECT FORMAT(column_name,format) FROM table_name; Parameter description column_ Name is required. The field to format. Format is required. Specify the format. Demo database In this tutorial, we will use the well-known Northwind sample database. Here is the data selected […]
-
Time：2021-2-24
This code should be generated by the program. The condition after 1 = 1 in the where condition is dynamically changed through the if block. For example: String sql=”select * from table_name where 1=1″; if( conditon 1) { sql=sql+” and var2=value2″; } if(conditon 2) { sql=sql+” and var3=value3″; } Where 1 […]
-
Time：2021-2-18
1. Understanding of CSS optimization (e.g. code level) 2. Understanding of ES6 (let const variable / arrow function)/ promise.all Modularization and implementation of concurrent / ES6 node.js Differences in modularity) 3. The principle of jQuery chain call / chain programming 4. Secondary encapsulation of element 5. What kinds of JS inheritance 6. What are the […]
-
Time：2021-2-18
The same video explanation and personal GitHub are welcome~~~ As we all know, open source plays an important role in job hopping, team promotion and salary increase, or daily life. But for the road of open source, many people have the following troubles: How to find an idea worth doing? How to open source collaboration? […]
-
Time：2021-2-16
For beginners, it’s slow to read English materials directly. It’s estimated that they have no confidence to read on. For beginners, Chinese materials are the best. Li Mu and others are strongly recommended to open sourceHands on learning and deep learningthe latest version! Full Chinese version of PDF heavy open source! Link:https://pan.baidu.com/s/1_I55X54g1J6tF3mcojdiiQExtraction code: d1pv content […]
-
Time：2021-2-15
In the process of self-learning of machine learning skills, we must be responsible for our own education and enlightenment. This article lists ten commandments that should not be taken lightly. Learn from the past and learn from the future. 1. Mathematics, code and data are Trinity Any effective machine learning pipeline is the trinity of […]
-
Time：2021-2-12
I have published many articles about GUI on this website. Although there are some comments, most of them are conservatives — the so-called conservatives respect the existing GUI library and various technologies. Most people lack innovative ideas, dare not innovate, or think that the cost is too high. In addition, my articles are not well […]
-
Time：2021-2-10
Chapter 1 introduces agile 1 1.1 agile history 3 1.2 Snowbird Conference 10 1.3 agile panorama 14 1.3.1 iron cross 15 1.3.2 picture 15 on the wall 1.3.3 the first thing you know 18 1.3.4 meetings 18 1.3.5 analysis phase 19 1.3.6 design phase 20 1.3.7 implementation phase 21 1.3.8 death march stage 22 1.3.9 […]
