Course 30524
Course Introduction:"Collection of PHP Classic Examples" introduces some interesting, commonly used or practical small functions for everyone to develop and use in the future.
Course 10113
Course Introduction:Starting from zero foundation, you can solve conventional business logic, operate MySQL with PHP to add, delete, modify and query, display dynamic website data, deeply understand the MVC framework, and achieve learning and flexibly mastering various knowledge points involved in PHP development.
Course 8452
Course Introduction:"PHP Classic Small Example Summary Video Tutorial" introduces some interesting, commonly used or practical small functions for everyone to develop and use in the future.
Course 2564
Course Introduction:A firewall is a system used to control access to a computer network. Firewalls can isolate risk areas from safe access areas and prevent unpredictable or unauthorized external access from invading the internal network. Learning firewalls under Linux is not only for these reasons. The most important thing is that during the learning stage, through the use of firewalls, you can better master the principles of network communication, become familiar with the operation of Linux, and master network services and network protocols. It is also important for learning Linux operation and maintenance or Cybersecurity is helpful. There are many firewalls under Linux, including iptables, firewalld, selinux, tcp_warppers, etc. This course summarizes these firewall-related technologies.
Course 2889
Course Introduction:Operation and maintenance is not tiring, just a little tiring! Linux operation and maintenance website architecture, learn how to survive as an operation and maintenance engineer, corporate website, server deployment, whole network monitoring and other knowledge points are all here; this course is reprinted from Bilibili: https://www.bilibili.com/video /BV16c411T7z4
How to get a circular outline on a circular <button> using CSS in Safari
2023-10-26 09:54:54 0 2 604
Support jQuery's Transfer-Encoding:chunked
2023-10-25 23:44:37 0 1 230
Composer update reports no packages to install or update
2023-10-24 13:46:51 0 1 303
Embracing UTF-8 from start to finish
2023-10-15 12:36:31 0 2 280
2023-10-15 11:44:00 0 2 324
Course Introduction:The difference between flexray bus and can bus: 1. can bus is a controller area network bus technology, while flexray bus is a high-speed, deterministic, fault-tolerant bus technology for automobiles; 2. can bus adopts CSMA/CA mechanism, while Flexray uses TDMA and FTDMA; 3. Compared with can bus, flexray has relatively higher security, but the cost is too high, so can bus is still the most widely used automotive bus. A sort of.
2023-04-19 comment 0 5441
Course Introduction:mistake. Buses can be divided into five types according to their functions: 1. Data bus, which is used to transmit data information. The data bus is a bidirectional three-state bus that transmits data that needs to be processed or stored back and forth between the CPU and RAM; 2. Address bus, used to specify the address of the data stored in RAM; 3. Control bus, It is mainly used to transmit control signals and timing signals; 4. Expansion bus is a bus for data communication between external devices and the computer host; 5. Local bus is a first-level bus or management layer added between the ISA bus and the CPU bus.
2022-07-21 comment 0 5918
Course Introduction:在 Excel 中汇总数据可以通过确定汇总方法、选择数据范围和使用汇总函数(如求和、平均值)实现。如果需要按类别汇总,可以使用辅助列创建唯一键并按组汇总。数据透视表可提供交互式方式按多种方式汇总和分析数据。
2024-06-16 comment 0 860
Course Introduction:Oppo Headquarters Building in Shenzhen 1. OPPO New Headquarters in Shenzhen Location: Shenzhen Bay Super Headquarters Base, Nanshan District Design: Zaha Hadid Architects Overview: The total land area of the project is 18,127 square meters, the construction area is 185,000 square meters, and the total investment is 7 billion yuan. The architectural scheme was designed by Zaha Hadid Architects. 2. Nanshan District, Shenzhen City. According to Baidu Maps, Shenzhen Oppo headquarters is about 100 meters southeast of OCT Middle School (High School) on Shenwan 2nd Road, Nanshan District, Shenzhen. 3. No. 18, Wusha Haibin Road, Chang'an Town, Dongguan, China. According to Baidu Map, Shenzhen Oppo is headquartered at No. 18 Wusha Haibin Road, Chang'an Town, Dongguan, China. It is a technology company focusing on intelligent terminal products, software and Internet services. It was founded in 2004 by Chen Mingyong.
2024-01-12 comment 0 230
Course Introduction:The bus is a public communication trunk that transmits information between various functional components of the computer. It is a transmission harness composed of wires. According to the type of information transmitted by the computer, the bus of the computer can be divided into a data bus, an address bus and a control bus, respectively. to transmit data, data addresses and control signals.
2021-01-22 comment 0 23645