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px px is the abbreviation of pixel, the relative length unit, the basic unit commonly used in web design. Pixels are relative to the monitor screen resolution em em is a relative length unit. The font size relative to the text in the current object (the reference is the font-size of the parent element) If […]

is_user_logged_in() illustrate Returns boolean true or false depending on whether the current visitor is logged in. parameter The function does not accept any parameters. usage Copy the code The code is as follows: <?php if ( is_user_logged_in() ) { … } ?> Example Use the is_user_logged_in() function to display different output results in the theme

git config – – global http . sslverify false … The post addresses server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none first appeared on Lenix Blog . This article is reprinted from https://blog.p2hp.com/archives/9471 This site is for inclusion only, and the copyright belongs to the original author.

In 2019, I wanted to create a website that followed our custom design with smooth animations and interactions. I looked at UIkit (opens in new tab) , but I didn’t choose it for two reasons: It has its own take on design It doesn’t meet my requirements for “fluid” This led me to search for

ffmpeg rtsp stream to m3u8 stream ffmpeg -rtsp_transport tcp -i “rtsp://admin:[email protected]:554/live/av0” -fflags flush_packets -max_delay 1 -an -flags -global_header -hls_time 1 -hls_list_size 3 -vcodec copy -s 216×384 -b 1024k -y test.m3u8 … The post ffmpeg rtsp streaming m3u8 streaming first appeared on Lenix Blog . This article is reprinted from https://blog.p2hp.com/archives/9466 This site is for inclusion

Today, let’s talk about the problem of TCP’s TIME_WAIT . This problem is well known to everyone, but this time, I encountered a different scene, and it was solved two days ago. I just wrote an article, and by the way, I will talk about all those things about TIME_WAIT . By the way, this

The most common Linux Shell commands introduction As the most attractive and indispensable component of the Unix operating system, Shell has not only not been eliminated after decades of baptism, but has become more mature and stable. The reason is probably because it is a very stable adhesive. A large number of powerful components can

How to kill a tcp connection (active/inactive) background Recently, when deploying services in the test environment, there are always port occupancy situations. After checking with netstat/ss, it is found that the port has been occupied all the time. A tcp connection is established with another ip, similar to this: ESTAB 0 0 192.168 .103 .169

Summary of TCP Troubleshooting Cases I have encountered all kinds of strange TCP-related problems, so I will summarize and record them. By analyzing all the ins and outs of these problems, you can help you establish several solid grippers in the TCP knowledge system, so that TCP knowledge can slowly grow and communicate between grippers

The pain of local development Before development, you first need to install various development tools and service support into your development environment. There may be dependency problems, environment variable problems, port conflicts, compiled library problems, and so on. During development, you may need to depend on some other services. You’d better hope that there will

Here’s everything I know about AI painting. It mainly organizes all the AI ​​painting tools that I have researched in the past few months. They are all leaders in the field of Text-to-Image, and they say it is: you can draw with your mouth. It’s a bit long, but I hope to witness the arrival

? HTTP/3 is the third version of the Hypertext Transfer Protocol (HTTP), formerly known as HTTP-over-QUIC. QUIC was originally developed by Google and is the successor to HTTP/2. The likes of Google and Facebook already use QUIC to speed up the web. A Brief History of HTTP For game developers, the important protocol is UDP

In the middle of this year, a former Google and former Amazon engineer launched Dragonfly, an open source in-memory data caching system he created, written in C/C and distributed under the BSL license (Business Source License). According to past benchmark results, Dragonfly may be the fastest in-memory storage system in the world , it provides