types of oops

OOP, oops OOP: a key concept of object-oriented technology that connects processes with data. Changes the state of separating data from programs in traditional data. Packaging programs and data together is called encapsulation. The definition

Original address: http://blog.csdn.net/seatalks/article/details/52981819In this article, let's talk about compressed oops (a compressed normal object pointer). It is one of the optimization techniques of the JVM. Why should we put forward the

Information about the system. Map File seems to be lacking. In fact, it is not mysterious at all, and it is not as important as it looks. However, the lack of necessary documentation makes it mysterious. It is like an earlobe, which we all have, but

Information about the system. Map File seems to be lacking. In fact, it is not mysterious at all, and it is not as important as it looks. However, the lack of necessary documentation makes it mysterious. It is like an earlobe, which we all have, but

. Reasons for the generation of Linux Kernel panic Panic is a panic in the English language, Linux Kernel panic as its name, Linux Kernel do not know how to go, it will as far as possible it can be obtained at this time to print out all the

Find and solve program errors in Linux Source: http://www.ddvip.net/ OS /linux/index6/56.htm Steve best (sbest@us.ibm.com)JFS core team member, IBM You can monitor the running user space program in various ways: You can run the debugger for it,

Source: http://www.ddvip.net/ OS /linux/index6/56.htm Find and solve program errors in Linux Steve Best (sbest@us.ibm.com)JFS core team member, IBM You can monitor the running user space program in various ways: You can run the debugger for it,

Unlike our usual writing program, if it is just a global variable, it can be successfully connected while compiling the kernel, but there is no way to use the variable after the connection. And the module loading is run-time, it refers to a variable,

Transferred from: https://www.ibm.com/developerworks/cn/linux/sdk/l-debug/index.htmlYou can monitor a running user-space program in a variety of ways: You can run the debugger for it, step through the program, add a print statement, or add tools to

The main way to identify and resolve program errors on LinuxYou can monitor a running user-space program in a variety of ways: You can run the debugger for it, step through the program, add a print statement, or add tools to parse the program. This