Linux debug tool and linuxdebug Tool
Development in linux will inevitably encounter bugs, but debugging becomes difficult because there is no graphical IDE. In fact, as long as you master some common debug tools, some errors can be quickly solved, this article describes some common tools for debugging:Log
The output log is always the simplest and fastest debugging method. You can quickly locate bugs and set
Linux programming tool gdb supports many command editing features like the UNIXshell program. you can press the Tab key in bash or tcsh to help gdb complete a unique command, if it is not unique, gdb will list all matching commands. you can also use the mouse key.
Linux programming tool gdb supports many command editing features similar to those of UNIX shell programs. you can press the Tab key like in bash
At work, we often encounter big data processing problems. The following two tool classes are written when processing big data. We recommend that you use map to process two lists of data, if the method of listing is quite big data, it will play a role. At that time, two 100,000-level lists were processed, and the variant of the modified method was used to solve the problem.
1.txt file and list set comparison tool
Use the n tool to easily manage the Node. js version and the n tool node. js version.
Preface
I believe that for learning Node. as all js colleagues know, the Node version is updated quickly. Currently, the latest stable version has been updated to v7.6.0, while the production environment generally uses the LTS (Long-term Support) version, the latest version is v6.10.0.
Local LTS download:Click here
The new
Not only does Spring provide a full-featured application development framework, but it also has a number of tool classes that you can use directly when you write a program, not only in spring applications but also in other applications, most of which can be detached from spring The frame is used. Knowing what handy tool classes are available in Spring and using them appropriately when you write them will he
the Dell System e-support Tool (DSET) tool can be used to collect server hardware information, store information (RAID cards, hard drives, etc.). and Linux drivers, services, network settings, and so on, but also includes cpu,memory, ESM log, bios/firmware versions and system health (fan/voltage levels).
Download Address:
Http://support.dell.com/support/topics/global.aspx/support/en/dell_system_tool
In the Windows operating system, a large number of settings buttons can sometimes make you dizzy, that is, when you need to target to find a certain setting, the computer needs to adjust, it is a very troublesome to spend more time. Scarecrow Convenience Tools as a tool in the life of people. When assisting users to set up a computer system, it provides a common shortcut tool that is believed to enhance you
Introduction to PC and mobile browser synchronous test tool Browsersync, test tool browsersync
In mobile Web page development, various problems are not easily discovered due to inconvenient debugging. But now with Browsersync, everything is done.
If you are not familiar with Browsersync, you can refer to Browsersync's Chinese website.
Quick start in five minutes
1. Install node. js before using Browsersync.
Java concurrent tool Semaphore application instance, tool class semaphore
1 package com. thread. test. thread; 2 3 import java. util. random; 4 import java. util. concurrent. *; 5 6/** 7 * Semaphore 8 * Semaphore a set of maintainers with permissions without the entity permission. It is only a set of numbers representing the permissions. 9 * each acquire execution is blocked, after obtaining the permission,
Org. apache. httpcomponents: httpclient tool class, java tool class
Httpclient version 4.4.1
Because http connections require three handshakes, resources and time are wasted when frequent calls are required.
Therefore, the connection pool is used for connection.
Change the maximum connection pool connections and maximum route connections as needed
Another thing to note is that
// Release the Socket stream
Security Test Tool ---- install MobSF (static analyzer configuration), test tool ---- mobsf
MobSF can perform Security Testing and Analysis on ios and android, and perform static and dynamic analysis on apps. Currently, ios can only perform dynamic analysis, while android can perform static analysis, you can also perform dynamic analysis. This time, it mainly describes the configuration of the static ana
# "The Addon Bar" was installed on Firefox today and moved to Google# to say that http://cn.bing.com/is so goodSoftware Name: Window ResizerInstallation Address: HTTPS://CHROME.GOOGLE.COM/WEBSTORE/DETAIL/WINDOW-RESIZER/KKELICAAKDANHINJDEAMMMILCGEFONFHIn the context of Web browsers, page widths are designed in a variety of ways: page widths are 960px, 980px, 1140px, 1200px pages # px refers to PixelsIn general, the design of the Web page width may be designed to design 2 sets of templates, namel
Java QR code tool class, with a LOGO in the middle, very powerful, java tool class logo
Jar package download maven configuration: Xml Code collection code
TeX can be said to be an international typographical standard, especially papers and books. The formula is much better than the MS Office series, and the format is exceptionally beautiful. However, due to its complicated commands, non-visual editing makes the entry threshold high, so a macro package such as LaTeX is available, but it is more complicated for people familiar with the MS Series, is there a visual editing tool? The answer is yes. Today, L
UWP hand-drawn video creation tool technology sharing series, uwp tool technology
This article is the third part of the technology sharing series. It describes how to process videos in hand-drawn videos.
With the rise of short videos and live video in recent years, videos have become an important way for people to express their emotions and communicate with each other. People have more demands for video cre
UWP hand-drawn video creation tool technology sharing series, uwp tool technology
This article is the first article in the technology sharing series. It will introduce the analysis and drawing of SVG in detail. The research and implementation of this part of the function will be undertaken by @ Huang chaochao from the team, thanks for providing technical documents and support.
First, let's take a look at th
Recording screen software, this small audience software, presumably we all know it, rummaging for a long time, the first to find Gifcam feel very satisfied.Gifcam recording screen as follows, OK, but did not see the mouse wow ~Later boil to find a long time, found called Licecap.Licecap recording screen as follows, finally see the mouse, this satisfied.Attached: Gifcam Download path: Http://files.cnblogs.com/files/anywing/GifCam.rarLicecap Download Path: Http://files.cnblogs.com/files/anywing/li
This class is used to integrate read and write XML documentsPackage Cn.jamsbwo.util;import Java.io.file;import java.io.filenotfoundexception;import Java.io.fileoutputstream;import Java.io.unsupportedencodingexception;import Org.dom4j.document;import Org.dom4j.documentexception;import Org.dom4j.io.outputformat;import Org.dom4j.io.saxreader;import Org.dom4j.io.XMLWriter;/** * Tools for working with XML documents (read and write only) * read: Give the file path (or the file name under the project),
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