Linux operating system

As we all know, Linux and Windows are operating the operating system, but Linux has a big difference, and Windows will be able to perform […]

Introducing XML DOM regards XML documents as a node tree. All nodes in the tree have a relationship with each other. XML DOM node tree […]

Our production environment often uses the RMAN automatic planning task or uses backup software to back up the database. The full backup is backup or […]

Mirror download, domain analysis, time synchronization, please click Alibaba open source mirror station First, open the OpenWRT terminal Second, find distfeeds.conf Enter OPKG CD / […]

After receiving the flying embedded IMX8MP development board, I am really bright, I don’t dare to set the conclusion, but the flying okmx8mp-c development board […]

Today, Xiaobian is shared by everyone about the use of the three kinds of cyclic statements in Lua. Xiaobian feels very good, now share it […]

Inly, many programs and through environment variables are used to obtain system information, store temporary data, configuration information. Environment variables refer to the storage of […]

Learn Armv8, how can I not develop board? Some small partners say, can I use QEMU? Stupet, is very responsible, QEMU can’t be 100% simulated […]

Introducing embedded system developers should avoid AsSume syndrome and produce accidental behavior in their system. In today’s article, let’s take a look at the embedded […]

The SUM () function of the mysql is used to find a sum of a field of all records. The following article introduces you the […]