Data storage in memory
Storage of data in integers 1. Source code , Inverse code , First, let's look at the original code , Inverse code , The concept of complement : Th...
Multiple Vue How to deploy a project to a server
one , Business description ： I'm working on an e-commerce project recently , There are platform side, business side and user side , So much Vue Ho...
linux Common commands for viewing server logs
Common commands for viewing log files tail -f fileName # Real time viewing tail -f fileName|grep "save" # filter -- Show only matching rows tail -...
CentOS Compile and install gcc 4.9.0
Due to compilation nodejs 5.1 need 4.7 Above gcc, and CentOS Self contained gcc Version only 4.3, Therefore, you need to manually compile and inst...
【linux】ubuntu Installation problems ,go back to the menu and correct this problem
As the title , install linux The system encountered the following problems ： translate ：go back to the menu and correct this problem Return to th...
IntelliJ IDEA 2020.2 EAP 5 release ： Perfect support Java 15
IntelliJ IDEA 2020.2 EAP5 Now released , The main highlights of the new version are as follows ：Java 15 support Related problemsIntentions previe...
linux Bag grabbing tool tcpdump Examples of use
The command parameter to save the capture package to the file is -w xxx.cap grab eth1 Bag of tcpdump -i eth1 -w /tmp/xxx.cap grab 192.168.1.123 ...
CentOS Remote copy of common commands (scp)
1. Background as a back-end development or operation and maintenance engineer , Server is a technology we must firmly grasp . In this section, we ...
Linux Frequently used commands （ Keep updating ）
Common commands view process and port number to view the process number of an application , For example, check tomcat Process number of （tomcat St...
10 A way to improve efficiency Linux Command alias
stay Linux An engineer working in an environment , I'm sure I'll be impressed by those tedious instructions and parameter command lines . and , ...
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Byte beat game official website officially launched ： name “ Day and night ”
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Gates ： Social media bans may cause more disagreements , For example, trump is banned by twitter
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vue Defining nested routes
2021 The most complete AI book list
Python Basic knowledge and notes
A new generation of apple AirPods Appearance exposure , As soon as next month !
C++ cin Enter multiple data
Software testing BUG describe
solve warning: environment variable 'STAGING_DIR' not defined
Classical algorithm - recursion （ The case of raw rabbit ）