Alibaba Arthas version 3.1.2 release: add logger;/heapdump/vmoption command, support tunnel server

Arthas is an open source Java diagnostic tool for Alibaba and is loved by developers. Github: https://github.com/alibaba/arthas File: https://alibaba.github.io/arthas Arthas 3.1.2 continues to add new features, highlighted below: logger/heapdump/vmoption/stop command Connect arthas from different networks via tunnel server for easy unif ...

Added by walshd on Tue, 10 Sep 2019 05:59:43 +0300

99%SQL optimization encountered in your work, here are all solutions for you

-- Example table CREATE TABLE `employees` ( `id` int(11) NOT NULL AUTO_INCREMENT, `name` varchar(24) NOT NULL DEFAULT '' COMMENT 'Full name', `age` int(20) NOT NULL DEFAULT '0' COMMENT 'Age', `position` varchar(20) NOT NULL DEFAULT '' COMMENT 'position', `hire_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMEST ...

Added by Snart on Tue, 10 Sep 2019 04:29:34 +0300

iOS Core Drawing

Links to the original text: https://my.oschina.net/zyboy/blog/617426 1.Quartz 2D(Core Graphics) A set of graphics engines written by Apple in C language (a set of graphics APIs tha ...

Added by j152 on Mon, 09 Sep 2019 18:07:48 +0300

How does Go implement protobuf encoding and decoding: principle

Links to the original text: https://mp.weixin.qq.com/s/O8... This is a companion article to analyze how Go implements protobuf encoding and decoding: How to Realize the Coding and Decoding of protobuf by Go (1): Principle How Go implements protobuf encoding and decoding (2): source code This edition is the first one. Introduction to Protocol ...

Added by danharibo on Mon, 09 Sep 2019 16:14:10 +0300

201871010134-Summary of Zhou Yingjie's Second Week Study of Object-Oriented Programming (java)

project content Which course does this assignment belong to? https://www.cnblogs.com/nwnu-daizh/ What are the requirements for this assignment? https://www.cnblogs.com/nwnu-daizh/p/11475377.html Target of homework learning Learn and master Java Application program structure; Learn and master the da ...

Added by michalchojno on Mon, 09 Sep 2019 15:58:38 +0300

Python Network Programming

Network programming Architecture of Software Development Application class: QQ Weixinpin FTP mesh disk and so on, which belongs to the application class that needs to be installed. WEB class: such as Baidu, Zhizhi, Weibo and other applications that can be directly used by browser access C/S Architecture C/S (Client and Server), Chinese mean ...

Added by imcomguy on Mon, 09 Sep 2019 14:21:10 +0300

c regular expression

c regular expression Reference course: https://github.com/ziishaned/learn-regex/blob/master/translations/README-cn.md There are three main functions in linux for regular expressions #include <sys/types.h> #include <regex.h> //Generation rules int regcomp(regex_t *preg, const char *regex, int cflags); //Target string to match int r ...

Added by Hebbs on Mon, 09 Sep 2019 14:12:23 +0300

Activity Startup Process Based on Android 8.0 Source Code Analysis

Activity startup process is divided into two kinds, one is that the user clicks on the desktop and Launcher starts App, the other is that App calls startActivity to open a new Activity. The two modes of start-up are basically the same. This paper ...

Added by dual_alliance on Mon, 09 Sep 2019 13:43:52 +0300

Chapter 1: Building multi-module Maven project + creating registry Eureka sub-module

Links to the original text: https://cloud.tencent.com/developer/article/1406881 In this article: Preface Starter Spring Cloud Practical Series Actual version ------ The text begins---------------------------------------------------------- ...

Added by biffjo on Mon, 09 Sep 2019 13:12:16 +0300

Programmers chatting downstairs: a jvm crash investigation

Downstairs of an office building on Dawang Road. Ape A: When we worked in our company, we ran a lot of data processing tasks in the middle of the night, and then the program often crashed. Me: Oh? How to deal with that? Ape A: There was some water in the architecture at that time. It said that we should adjust the ratio of "Eden" to ...

Added by hofmann777 on Mon, 09 Sep 2019 13:09:17 +0300