ceh preparation

[WebGL entry] 1. browser preparation and webgl entry Note: The article is translated from http://wgld.org/, the original author shanbenya (doxas). If I have additional instructions in the article, I will add [lufy:]. In addition, the research on webgl is not in-depth enough, and some professional words are required, if the translation is incorrect, please correct me. Browser support Lufy: since the original author's writing time was February 2012, th

TCP/IP test preparation: A simple timer-boost implementation, tcpboost The TCP/IP experiment needs to view the results at the specified time. For the convenience of the experiment, a timer is made. The usage is as follows: Enter timer in the command line.Enter a number and time the corresponding number of seconds.After the m number is input, the corresponding minute (decimal minutes are supported)Enter q to exit.When the Time is reached, there will be

Python server environment setup (1) -- local server preparation, python local server At the end of last October, the company went to work for a new company. Due to various problems in the company's old system and the inconvenience of expansion, the company's leadership placed great expectations on the 17-year plan, and the number of users and income had to reach a new level, after a comprehensive evaluation, I decided to use python to reconstruct all

Getting started with iOS development☞OC language · pre-school preparation, iosocBasic knowledge 1. Preface In Windows, the executable file format is. exe. The Mac system executable file format can be any The OC language is enhanced and expanded on the basis of the C language. The OC language is compatible with all the C language syntax, and its unique features are generally used by itself.2. system class prefix System class prefix NS = NEXTSTEP in Coc

implies, data backup is a process of retaining data in some way so that the system can be retained or reused under other circumstances. Before installing the system, you must back up important data to the storage medium you trust. Full data backup can avoid unexpected installation and unnecessary losses. Just like the backup key in our life, once the commonly used key is lost, we can use the backup key we have prepared. 3. Preparation of Hard Disk Sp

Development Preparation for Windows App development, windowsappOperating System and SDK Operating System Obviously, to develop a Windows App, you have to go to Windows 8/8. 1/10. The old Windows XP, Vista, and 7 cannot meet the needs of the times. Of course, during the development of Windows apps, Windows 10 is also greatly changed. to use new features, we recommend that you use Windows 10. When I wrote this tutorial, the official version of Windows 1

XMPP protocol for instant messaging underlying writing (zero)-nonsense and preparation before the beginning, xmpp instant messaging I want to write a summary for a long time, but I have been busy and have no time to calm down and do such a thing. I once told my eldest brother Qin that I didn't have the open source spirit, but because there were too many things and I didn't have time to write a blog. I didn't quite understand it at the beginning. Only

: integer );BeginFGlobalID: = Value;End; Procedure TGlobalHotKey. UnregisterGlobalHotkey;BeginUnregisterHotKey (handle, GlobalID );End; Procedure TGlobalHotKey. WMHotKey (var Message: TWMHotkey );BeginIf Assigned (FOnExecute) then FOnExecute (Self );End; End.// ------------------- GlobalHotKey. pas ended ------------------------ In GlobalHotKey, I added the GlobalID parameter used to call the RegisterHotKey for the original THotkey and the event onExecute in response to the Hotkey press.It is re

[Wanli journey-Windows App development] development preparation and journey appOperating System and SDK Operating System If you plan to develop a Windows App, your computer will not be able to use the old Windows 7. Windows 8.1 is recommended. When I wrote this blog, I used Windows 10 Pro Technical Preview [Build 10041]. In addition to downloading the operating system from the official website, you can also download the operating system from DreamSpar

Python advanced programming (1)-preparation, python Advanced Programming 1.1 install 18 The version here is 2.7.9; https://www.python.org/downloads/release/python-279/ InstallMinGW: Compilers developed for WIndows platforms have gcc functions instead of VC ++; Http://www.mingw.org/ Http://sourceforge.net/projects/mingw/files/Installer/ Download mingw-get-setup.exe; Install it on D: \ Pythons \ MinGW; Run mingw-get.exe in the bindirectory, and

Linux WAS can improve the ease of use performance. Next we will talk about Linux WAS. Recently, I plan to move the development platform to Linux WAS. I just installed the new Fedora 12 two days ago and installed Websphere 7 on it by the way. Record the installation process here for future reference. Linux WAS preparation environment First, make sure that the following components have been installed in the system: kernel and the latest or compatible ve

# development program. Although C # can also be used as a crawler tool, if there is time, then the small series will share with you a C # asynchronous programming crawler demo, but now also want to professional alignment.Less gossip, the following is the software I developed.1. Python 3.62. SQL ServerThe software can go to http://www.itellyou.cn/download3, PycharmIv. SummarySoftware tools require these three to be able.Small series of self-study for a period of time python, did not systematical

Recruitment Information Acquisition channels: Http://jdjyw.jlu.edu.cn/ Street network http://www.dajie.com/ Hiall (comprehensive information platform, recommended) http://www.hiall.com.cn/ Generally, there are four types of Resume delivery: Presentation on-site delivery, Email Delivery, recruitment website delivery, company official website delivery Preparation resume: The introduction is generous. Clear and clear, highlight advanta

] #? Mkdir/usr/Java[[Email protected] tools] #? MV jdk1.7.0 _ 45 // home/Java/jdk1.7[[Email protected] tools] #? Rm-RF. jdk1.7.0 _ 45 2. Configure jdk7Edit the/etc/profile file[[Email protected] jdk1.7] #? VI/etc/profileAdd at the end of the/etc/profile fileExport java_home =/usr/Java/1.7.0 _ 45Exportclasspath =.: $ java_home/JRE/lib/RT. jar: $ java_home/lib/dt. jar: $ java_home/lib/tools. JarExport Path = $ path: $ java_home/binUse the source/etc/profile command to reload the/etc/profile file

Our CentOS system is installed, and the network has been connected, the next introduction, in the case of external network connectivity, how we install tar.gz and other forms of software.Installation of development tools and development libraries is essential after installation of CentOS if you want to use it as a normal application.Development tools contains a large number of development tools, such as the installation of tar.gz and other software to rely on the GCC, make and other compiler too

If the project manager cannot solve the resource allocation problem, the project progress plan will not succeed. When most of the activities in a project are similar to other activities that have previously been executed, the Key Path Method (CPM) is usually used for planning. The estimation of the CPM activity duration is usually based on the duration data and uses the average value of the previous project activity duration. The estimation of the basic assumptions of the PERT system is

] cm]# lltotal 16lrwxrwxrwx. 1 1106 592 5 Jan 7 20:48 5 5.3.0drwxrwxr-x. 4 1106 592 4096 Oct 14:23 5.3.0-rw-rw-r--. 1 1106 592 325 Oct 14:23 cloudera-manager.repo-rw-rw-r--. 1 1106 592 1690 Oct 14:03 Rpm-gpg-key-cloudera Then create the connection under/var/www/html:[Email protected] html]# pwd/var/www/html [[ email protected] html]# mkdir-p cm5/redhat/6/x86_64 [email Protected] html]# ln-s/home/cm/var/www/html/cm5/redhat/6/x86_64To start your httpd service:Chkconfig httpd o

perform the following command on all servers, update the time and do a timed task, and synchronize the clock at intervals. Ntpdate 192.168.10.1echo ' */30 * * * * root/usr/sbin/ntpdate 192.168.10.1 ' >>/etc/crontabchkconfig crond onservice Crond restartIf you encounterJan 22:03:05 ntpdate[13550]: The NTP socket is on use, exitingError prompt, it is because the NTPD process is already running on this server and needs to perform service NTPD stop NTPD services.Time synchronization is to ensu

wget-r Ln-s/usr/site/var/www/html/siteThis way, you can use Http://ip/site to access the mirror site. Seriously, there are many practical tools under Linux, and Wget,ln is one of them.7. Update the server environment to the latest settingsYum UpdateThis is done in order to make the following Cloudera installation error-prone, because many times Cloudera will be inexplicably reported that the dependent RPM resource package does not exist, or the version is too old what. Just started not know how

[1] enter the first PE and find the xp cd iso image we have prepared, right-click to load the virtual disk (you can also use the virtual optical drive to load or directly use the RAR In the right-click to decompress it to the local hard disk partition)[2] Open the Windows Installation Tool on the desktop. Select the virtual disk you just loaded from the location of the Windows Installation File (if the ISO file is directly decompressed, select the decompressed directory when you Click Browse)[3]