The initial stage of Java learning, the use of TXT text writing program, for our beginners is very advantageous.
In this process, we will encounter a lot of mistakes, so that accumulated a lot of experience, such as spelling, letter case, format, and so on, there are better practice of our DOS use, in general, we do not have access to DOS.
After we have a certain basis of experience, we can stand on the shoulders of giants, with the help of other programming
, IfconfigIfconfig is a built-in tool for configuring network interfaces. Most network monitoring tools use Ifconfig to set the network card into chaotic mode to capture all packets. You can manually perform ifconfig eth0 Promisc into chaos mode, using Ifconfig Eth0-promisc to return to normal mode.8, UlimitUlimit is a built-in tool that monitors system resources and can limit any monitoring resources to be exceeded. For example, to do a forkxxx, if t
interprets it as value), date (display and set the system date and time) clear)
Chapter 3 common Linux server configurations
1. FTP server and NFS server
Chapter iv vi and VIM
1. VI installation and configuration
Install Ubuntu Vim
Configuration File Location
Set syntax highlighting
Set Windows C/C ++ auto indent (Add the following set statement to Ubuntu Vim)
2. Move the screen
3. move the cursor by words
4. move the cursor by sentence
5. move the
, and user-written code snippets of the database, intelligently providing the user with the only appropriate code choice. Automatic scripting gives users simple code legibility-especially useful when developers are using scripts that are unfamiliar to them. SQL prompt is immediately available and can greatly increase productivity.Keywords: Formatting SQL code, smart hints3, Axure RPAxure RP is a professional fast prototyping tool. Axure (pronunciation: ack-sure), representing the American Axure
the above CPUID2.S as an example, the parameters of the Gcc-m32 are compiled into 32-bit system files, especially, because there is no main function, but instead of using _start to do the entry point, so you need to use the parameter –nostdlib, such as:Description of the gcc-nostdlib-m32-o cpuid2 cpuid2.s-l/lib-lc . -m32: Follow the 32-bit compilation.-nostdlib: If you do not have this parameter, GCC will connect to the GNU library function, the function will be _start as the entry point, after
may be written withoutThe preliminary '--'.Usage of--options:My settings in source Insight are AStyle.exe--options=d:\tools\astyle\astyle.cfg%fAstyle.cfg content is:-s4-skfxpucnlac#井号表示是注释#-s4 line indent with 4 spaces#-s switch differs from case column, case indentation#-k Indent case The following statement#-f Blank line delimited Independent block#-x Delete extra empty lines#-p operator ends and exits spaces#-u remove extra spaces at both ends of
How does the Ubuntu system install the GCC programming tools ?
1, open their own computer, then open the terminal, if there is a shortcut on the desktop, directly open on the line, there is no words can press the keyboard ctrl+alt+t key combination.
2, then can be installed, because to download files, so must be connected to the network, will be installed automatically, after the installation is as sh
Git is now a big part of the source-control world, and many of the open source projects go to GitHub. For example: JQuery, Reddit, Sparkle, Curl, Ruby on Rails, node. js, Clicktoflash, erlang/otp,cakephp, Redis.
This article explains in detail how to install the Configure Git tool in Windows to connect to GitHub. And you can use Git in Visual Studio.
First, the Preparation tool1. Download Git Extensions. Address http://code.google.com/p/gitex
Scene:1. Windows software development always need to format time, get the software's copyright time, get temporary directory, get download directory and AppData directory, these methods parts if not search MSDN really hard to find.2. Can be ported across products.#ifndef __bas_utility_sys_h#define__bas_utility_sys_h#include "Bas_exp.h" #include Windows utility
We may encounter such a problem when preparing the computer's network connection. Using some network diagnostic tools provided by the Windows operating system, we can often find the crux of the problem to solve the problem. This article describes several practical network test commands in detail:
I. ARP-display and modify the physical address translation table of an Ethernet IP address or a licensing Ring
save: # database path
# log output file path
Logappend=true# error log with append mode
journal=true# Enable log file, enabled by default
quiet=true# This option can filter out some useless log information, if need to debug use please set to False
# the port number defaults to 27017 3. Open the CMD command box CD to the MongoDB Bin directory and start MongoDB with the following command: "C : \program Files\mongodb\server\3.4\mongo.conf " 4. After the command is executed, enter http:/
-->new project, create a new project, name fill in Hello, other default can650) this.width=650; "Src=" https://s3.51cto.com/wyfs02/M02/98/91/wKiom1k-RQTSvc70AAAQnO9UaYg404.jpg-wh_500x0-wm_ 3-wmp_4-s_593941228.jpg "title=" src.jpg "alt=" Wkiom1k-rqtsvc70aaaqno9uayg404.jpg-wh_50 "/>Right-click Src,new-->class, write the first Hello, world! program.System.out.println ("Hello, world!");Second, the default theme of Taibai, dazzling; The default font is too small to see, change!(1) Theme change650) th
The following is my summaryC ++ ProgrammingCommonTools:
Development Environment
Turbo c
A typical tool developed by C language in the DOS era. Currently, it is suitable for two types of users: C language beginner (especially students) and professional with nostalgia.
Visual C ++ 6.0/7.0
A stable and powerful IDE development environment with rich debugging functions. The custom macro function is also a major feature. Microsoft's classic, powerful and self-explanatory. Some of the included
Original address ( directly read the original ):http://loveseaside.iteye.com/blog/648941"Introduction Below"IBM DB2 provides a cross-platform Java-based graphical tool to help manage and maintain DB2 databases over version 8.0, greatly simplifying the operation of many users who have just learned DB2, avoiding the hassle of remembering many complex operational commands and parameters, and even many experienced DB2 users Use the wizards in the graphical tools
In Windows, when you delete a file, the system prompts you to "be used by another program" so that it cannot be deleted, which we often encounter. This is because a background process is calling the file, and the deletion can only be done at the end of the process. So how do you locate the process? In general, we need third-party tools such as "Ice Blades". In fact, using its Resource Monitor in
This blog post is mainly about the two development tools commonly used in developing Windows 8 style applications: Visual Studio 2012 and expression Blend for Visual Studio 2012, Windows 8 emulator Feature button Introduction and Visual Studio 2012 installation steps.
Let's start with a brief introduction to Visual Studio 2012 and expression Blend for Visual Stu
Basic shell programming [3]-common tools awk \ sed \ sort \ uniq \ od, awkuniqAwk
Awk is a very useful thing. It is widely used in the presentation and processing of linux system analysis results. You can also use pipelines, input | awk ''| output1. first, you need to know the form of awk 'COMMAND 'file such as awk' {print $0} 'a.txt B .txt (one or more files can be followed) 2. command learning. Command
-}Interested students can use the above code to run, you can see the first 10 threads do not consume time, can be directly obtained, the latter will be blocked (spend more and more time), returned to get a connection, because my connection license is set to 10, so the maximum number of concurrent each time is 10.Other methodsSemaphore also provides some other methods:
int availablepermits (): Returns the number of licenses currently available in this semaphore.
int getqueuelen
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