There are two ways to execute SQL commands under the command line. The first is to use the "-e" parameter to specify the SQL statement to be executed, and the second is to use the pipeline. Syntax and example:
1. MYSQL_HOME/bin/mysql-u username-p password-D database name-e "SQL statement"/usr/local/mysql/bin/mysql-uroot-p123456-Dmysql- e "select host, user from user "; 2. echo" SQL statement "| MYSQL_HOME/
, Ifstat three-in-one tool for viewing system performance (I mentioned the three Xxstat tools in the performance tuning strategy).PowerTOP: Be an eco-friendly programmer and see which programs in your computer charge. PowerTOP is a Linux tool that saves power to laptops from Intel platforms. This tool is published by Intel Corporation. It can help users to identify those programs that consume large amounts of power, and save the user by repairing or shutting down those applications or processes.
Update a library with the PIP commandPip Install--upgrade library namesuch as updating the Scikit-learn packagePip Install--upgrade Scikit-learnCannot import name Mlpclassifier workaround:Scikit-Learn v0.17 only BERNOULLIRBM, no mlpclassifier. Only needto upgrade Scikit-learn to v0.18. Enter any of the following commands in the console: Conda update scikit-LearnPip Install--upgrade Scikit-learnPip install Scikit-learn==0.18. Rc2pip install git+https://github.com/ Scikit-learn/scikit-learn.gitPIP
There are two ways to execute SQL commands at the command line. The first is to use the "-e" parameter to specify the SQL statement that needs to be executed, and the second way is through the pipe. The syntax and examples are as follows:
1,
The code is as follows
Copy Code
Mysql_home/bin/mysql-u User name-p password-d database name-e "SQL statement"/usr/local/mysql/bin/mysql-u
Because we often execute commands in the command line, the default current directory of each opening of a new command line window is c: \ Documents ents and Settings \ $ username, it is very troublesome to switch the directory before executing the command, so we should solve
Sometimes you cannot log on to AS/400 through telnet or pc5250. In this case, it is very useful to execute the AS/400 command on the FTP command line. The procedure is as follows:
Answer 1. Start the FTP session window and enter the user name and password.
2. Enter quote RCMD 'command' in the
In learning the NDK, when I generated the header file using the Javah command in the project's bin/classes directory, an "error: unable to access the android.app.Activity found Android.app.Activity class file" issue occurredJump to the project's SRC directory using the Javah command, instead of using the Javah command under the project's Bin/classes directory!The
. txtc:\users\cashey\desktop\testdir\doc\2. txtc:\users\cashey\desktop\testdir\src\test.py# Find all txt files in the TestDir directory and all subdirectoriesC:\users\cashey\desktop> for/R TestDir%iinch(*.txt) Do@Echo%ic:\users\cashey\desktop\testdir\doc\1. txtc:\users\cashey\desktop\testdir\doc\2. txt# Find all txt and jpg files in the TestDir directory and all subdirectoriesC:\users\cashey\desktop> for/R TestDir%iinch(*.txt,*.jpg) Do@Echo%ic:\users\cashey\desktop\testdir\b.jpgc:\users\cashey\d
Shell
I first made the following configuration in/etc/sudoers
And then restarted the next Apache server.
Within the TP frame, write to
EXEC ('/usr/bin/unoconv--server localhost--port 8100-o/usr/local/webserver/www/server/exam/public/uploads/ Resource/transform/document/201309/52419a788a553.pdf-f pdf/usr/local/webserver/www/server/exam/public/uploads/ Resource/untransform/document/201309/52419a788a553.doc ');
Run under, no effect, transcoding is not successful, the code directly out can be e
Ubuntu does not require any additional configuration. For example, if you do not need to install ftp or other software, you can use the scp command to directly transfer files, which is really convenient! ✓ Dragon@192.168.253.137 :~ /You will be asked about your account's dragon password.
Ubuntu does not require any additional configuration. For example, if you do not need to install ftp or other software, you can use the scp
SupposedWindows Mobile 6All the above machines can run.. NET Compact Framework 3.5Wm6.5 comes with the above versions. I can't go there.MicrosoftWebsite. My machine is Samsung i8000 WVGA 800*480. It works perfectly. I tried lower resolution in the simulator.
Development Reason:On the i8000, Samsung/Unicom made in-depth customization, and many of WM's original functions were blocked (but I want to play with the machine). Although there are many cracking solutions on the internet, but I do
At work, there are often no third-party SQL tools such as sqplus developer, which must be directly queried on the server using sqlplus.
For example, to view the SGA value of the system parameter;
The execution result is as follows:
[Gysy01 @ Oracle]/Oracle> sqlplus "/Sysdba"
SQL * Plus: Release 11.1.0.7.0-production on ThursdayFebruary 17 17:35:16 2011
Copyright (c) 1982,200 8, Oracle. All rightsReserved.
Connected:
Oracle Database 11g Enterprise Edition Release 11.1.0.7.0-64bitPr
BufferedStreamDemo{Public static void main (String [] args) throws Exception{// Specify the file from the command line parametersFile fSource = new File (args [0]);File fDest = new File (args [1]);// Create a stream object with bufferBufferedInputStream bis = new BufferedInputStream (new FileInputStream (fSource ));BufferedOutputStream bos = new BufferedOutputStream (new FileOutputStream (fDest ));// Promp
1 turning on Telnet2 Turn on local echo3 Telnet Baidu, SinaNot even, the next time to engage in;4 Telnet LocalCan not make, next time to engage;5 See Sina MailConnected to the POP3 mail server;Enter the user name and password;Because my Sina mailbox has been frozen for a long time, so it can't open;6 See Sohu MailLogin with user name and password, success;List mail with List command, more than 2000 letters;view 10th email content; retr 10;Reference:Ht
, shell cannot fully mobilize computer functions.
(For more information about shell, see Linux architecture and Linux Command lines and commands)
Guido hopes to have a language that can fully call computer functional interfaces like the C language, and programming as easily as shell. The ABC language allows Guido to see what they want. ABC is composed of CWI (Centrum wiskunde InformaticaDeveloped by the Institute of mathematics and computer sci
checkout-b branch-name origin/branch-name local branch for creating and remote branchGit branch--set-upstream branch-name Origin/branch-name Establish Association of local and remote branchesgit tag Git tag-a Git tag-s git tag View all tagsGit push origin Git push origin--tags can push all the local tags that have not been pushedGit tag-d git push origin:refs/tags/Summary of the Liaoche teacher's git tutorial, with the tutorial address Http://www.liaoxuefeng.com/wiki/0013739516305929606dd183612
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