Development Tool series (1): Btrace-Online Debug toolBtrace
Btrace is used to debug a running system and does not pause the system during debugging. It is particularly suitable for tracking online problems. You can monitor the call of any method in a system in real time. you can know the parameters and returned values of these methods, and how long the method call takes.
Btrace does not need to be installed. You only need to download a package and dec
Simple MySQL optimization tool-slow query and mysql optimization tool
Slow Query
First, enabling slow queries is a prerequisite regardless of the optimization. The slow query Mechanism records slow query statements (events) to provide optimization objectives for DB maintenance personnel.
Check whether slow query is enabled
Passshow variables like 'slow_query_log'This statement can be used to find the slow q
Android multi-thread download tool core code sharing, android download Tool
First, we will share with you the core multi-thread download class:Press Ctrl + C to copy the code
Press Ctrl + C to copy the code
The following is the logic code of the interface:
1 package com. example. urltest; 2 3 import android. app. activity; 4 import android. app. alertDialog; 5 import android. app. progressDialog; 6 import a
Android quick development is indispensable for 11 tool classes, android11 tool classes
Android quick development is indispensable for 11 auxiliary classes, 10 of which are from Zhang Hongyang's blog, 1 is my usual accumulation, copy and paste it into your project, you can directly add the package name to improve the development speed.
:Http://www.dwz.cn/AHL17
Include files:
nbsp; nbsp; nbsp; nbsp; nbsp; nb
Tool: obtain a combination of random letters and numbers (combination of letters and numbers, combination of letters and numbers), tool-type letters
Package util; import java. util. random;/***** @ author jkfeng * Get a combination of Random letters and numbers (combination of letters and numbers, combination of letters and numbers) **/public class RandomCharOrNumUtil {public static void main (String [] arg
Powerful xUtils tool class arrangement and xutils tool classIntroduction to xUtils
XUtils contains many practical android tools.
XUtils supports uploading large files, more comprehensive http request protocol support (10 predicates), more flexible ORM, more event annotations supported and not affected by obfuscation...
Least compatible with android 2.2 (api level 8)
Currently, the xUtils version is 2.6
Common attributes of front-end design, CSS box model, powerful page layout tool, and css Tool
When CSS and HTML are combined to layout pages, a group of CSS styles called "box attributes" are widely used. I believe that those who often write pages will be familiar with the box attributes. During the development of CSS technology, the box attributes have also been improved many times. Today, I will explain h
Android countdown tool and android Tool
During our programming, we often use the countdown function. Many people do not know that Android has encapsulated a class and often write it by themselves. Now we have found this class. Share it with you:
The remaining time is continuously displayed in a TextView. The Code is as follows:
[Java]View plaincopy
Private TextView vertifyView;
Private CountDownTimer t
Linux development tool gdb (below), linux development tool gdbIii. gdb debugging (below) 01. view runtime data print-view variable value ptype-view type print array-view array print * array @ len-view dynamic memory print x = 5-change runtime data # vi simple. c # include
Error message: Running any GP Tool in arctoolbox generates the following Microsoft Script Error:
"Your current security settings prohibit running ActiveX controls on this page.
As a result, the page may not display correctly ."
After clicking "yes", an IE Script Error is displayed, which is similar to the screenshot below:
After you click "yes" or "no" three times, the dialog box of the GP Tool beco
URL Address: https://color.adobe.com/zh/create/color-wheel/Editor's pre-language:Many just start to write Web page rookie, do not know how to match the color, just at the beginning, I was the same.In order to better match the color. Let's talk about the color of HTML CSS in addition to things.1. Web page selection of several colors is better?Web page We generally choose not more than 7 colors, more than the page style is not control, at least not less than 3 kinds, otherwise too monotonous. Our
See this topic is not most people are dismissive, indeed almost every Java program ape has written the JSON tool class, and many people have used json-lib.jar encapsulation of similar functions, but I use the regular to support the XML and JSON, reduce the introduction of the jar package. Basically meet the needs. Of course, if you need more powerful features, it's best to use json-lib to achieve it.
Take a look at the conversion JSON in the
CSharp database code generation tool and csharp Generation Tool
There are many projects with many database table fields in the project, and I don't know when to press it one by one. I think it's a sudden whim to make a tool for all and for all. It took me one night to write this thing, and the code was messy. It took a lot of time to use this
Win8 professional activation tool _ KMSAuto Net 2015 (win7/win8/win10 activation tool)
KMSAuto Net 2015 Green Edition automatic KMS solution activates the following operating systems: Windows Vista, win7, win8, win8.1, Server R2, R2 VL and retail versions. It also supports Office VL. In addition, the program can be activated:
Win8 professional activation Tool
Use php debugging tool-XDebug and php debugging tool xdebug. Use php debugging tool-XDebug. use windows platform and AptanaStudio as an example to introduce the use of XDdebug. 1. install XDebug1) Download php XDebug extension. dll file php debugging tool-use XDebug, php debugging
DSYM file analysis tool and dsym analysis tool
After arriving at the new company, I have been busy some time ago. Recently, the project was successfully released and launched. Recently, I have been optimizing the project and eliminating some bugs in online software, because umeng statistics are used in the project, the error information statistics provided by umeng can be used to easily find the client exce
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