volatile

The Java language defines the 6 common modifiers of public, protected, private, abstract, static, and final, as well as 5 less commonly used modifiers, and below is an introduction to the 11 Java modifiers: 1.public Working with objects: classes,

The previous two summaries briefly illustrate some of the problems with synchronization, and there are two techniques to share in the use of the underlying synchronization mechanism: volatile keywords and threadlocal. Reasonable according to the

The easiest way to determine if a site is good for a search engine is to see if the content you're updating every day is seconds. And to determine whether a site is worthy of search and approval is to see the site's collection, after all, the size

This tutorial is about using the PS filter to make blue-style angel photos, and the tutorial is mainly to use filters to deal with the characters to start the volatilization effect. Basic idea: the need to evaporate the parts first, and then use the

Spinlock is a spin lock for synchronization between threads, so it is extremely important because we want to use the two cores of BF561. 1 definition Declaring a spinlock in the kernel can use the macro definition of Define_spinlock, which is

It should be easier to turn on the LED lights or get input IO status, open the port clock, and then read and write the relevant GPIO registers, but it will take some trouble to implement an input interrupt. For STM32 (CORTEX-M3) chip, to achieve a

Atomiclong Introduction and Functions List Atomiclong is the role of the atomic operation of the long plastic. In a 32-bit operating system, the 64-bit long and double variables are not atomic because they are manipulated by the JVM as two

Solaris x86 install Oracle 11.2.0.3 software with insufficient swap error: INFO:ld:fatal:mmap anon failed 1.ORACLE software installed to 86% times wrong, the picture forgot to cut. The log is as follows: /oracle/u01/app/oracle/product/11.2.0/

One, POSIX definitions of both reentrant and thread-safe concepts: Reentrant Function:a Function whose effect when called by two or over threads,is to as if The threads each executed the function one over another in a undefined order, even if the