/vsftpd/Empty#wakasann Add configlocal_root =/var/wwwThen press the ESC key and enter ": Wq" to save and exit vimCreate a Chroot_list_file file,sudo vim/etc/vsftpd.chroot_listAfter opening, enter the user name that you just added: Pinkrose, one row for a user nameOnce added, you can restart the VSFTPD service.sudo service vsftpd restartThen we use the FTP tool to try to log in to FTPLogin may be reported as:1.530 Login Incorrect192.168. 1.147 , ip=192.168. 1.147 port=192.168. 1.147 2.3. 5 3315
Before encountered a small database corruption cannot open the problem, has not heeded, today production on the customer local small library generated such problems, has been repairedSqlCeEngine engine = new SqlCeEngine ("Data source=d:\\wpf_database\\billiard.sdf;;password=ty123456 "); if (false = = engine.Verify ()) {MessageBox.Show ("Database is corrupted."); Engine.Repair (null, repairoption.recovercorr
Sometimes we need a more real-time view of the network card traffic on the server, here I wrote two small scripts, one with the shell (first write, only one network card can be viewed at a time), the other with Python (after the write, one can view multiple network cards). The script uses a while true "dead loop", every 10s from "/proc/net/dev" to take a value and calculates the average bandwidth within 10s
=requests.get ('/ http'+address,headers=header) the theOriginal_match=re.search (R"", R.content) the thethreads=[] - forIinchRange (254): inThreads.append (Threading. Thread (target=loop,args=(R,cip,original_match,header))) the forTinchThreads: the T.start () About the if __name__=='__main__': theStart ()1, because it is multi-threaded, output when the print xxx will appear due to thread preemption caused by the output of the chaos, instead of using print xxx+ ' \ n ', can n
Label:In the original: a small misunderstanding about @ @error in SQL ServerIn SQL Server, I often see some predecessors write this:if (@ @error0) ROLLBACK TRANSACTION T Else COMMIT TRANSACTION TAt first, I saw someone else write it, and I took it for granted that it was just a counter, and whenever an error was detected, the @ @error value of +1, but for that matter, the cup has ...In fact, it is no
Package Mainimport ( "Net/http") func main () { http. Handle ("/tmpfiles/", http. Stripprefix ("/tmpfiles/", http. Fileserver (http. Dir ("/tmp")))}In this case, the URL of the tmpfiles in the actual server directory is ignored, instead of the/tmp directory to replaceIn this case, the URL of the tmpfiles in the actual server directory is ignored, instead of the/tmp directory to replaceCopyright NOTICE
Being uploaded by the file to make a bad day, sure enough the path and various settings in the web really annoying =The following is the super small white, and its simple "detailed" solution1. Clear Purpose:The user uploads the 1.txt file to the server (a folder under Web Engineering)2. Clear ProcessThe file upload process involves two files, a. jsp file, and a servlet file.. jsp file (upload.jsp): User Act
Video Introduction
Tutorial videos for ASP. NET Core Web API + Angular 6
I am back-end developers, the front-end of the angular part of the relatively poor, you can directly see the code!!!!
This is a live video of a small project that uses:
ASP. NET Core 2.1 API
Identity Server 4
Angular 6
Angular Material
This project is relatively simple and suitable for the ASP. NET Core Web API and
back, but it's not rolling back!! So what's the reason? Originally, the problem is "select GETDATE ()" This sentence above! Because the value of @ @error is not 0 (as if it were 5000) when executing the RAISERROR statement, the @ @error value becomes 0 when executed to the next sentence "Select GETDATE ()"! Therefore, the following if statement naturally does not catch any errors ... Countermeasures: Now that we have found the cause, the solution is natural. With a Try ... The catch syntax is
Just bought small program solution, language from PHP Switch to node. js,
The Business Server is re-installed via mirroring,
Backed up the/etc/qcloud/sdk.config,
Also launched to the service, PM2 start Process.json
Now the client demo how also can not login, return is 502 error. Help
Reply content:
Just bought small program solution, language from PHP Switch
Label:Yesterday evening suddenly received a customer's call, said in the configuration of the mirrored production environment database to modify the "committed read snapshot" option when the error, you need to cancel the image and then re-build. The sad thing is that it's a near-TB database and ask me if there's any quick way. So I asked the client why he thought it was a long time, and he said it would take a lot of time to do a full backup and then restore this step to the mirror node when the
cracking.Debian users can install directly using apt$ sudo apt-get Install denyhostsOfficial website: http://denyhosts.sourceforge.net/Careful control of directory and file permissions, flexible use of user groupsFor example, if the monitor program Munin needs to access the Web site log, do not modify the log file permission settings, but instead add Munin to the Www-data user group$ sudo usermod-a-G www-data muninUse a dedicated account for system programsTry to use a dedicated account for eve
line running ~ ~ ~(Nature or local access, only changed hostname, in some cases useful)Configuration this thing is not difficult, mainly before the configuration of a few times easy to forget so write down the blog record, do not know whether others have used, for the site deployment of some configuration is not very familiar with the general basis is very weak, and so on the back of this piece of familiar to see what can be done to complement, but also hope that we can exchange together andSha
The operating system running as a Web server is LinuxApache, PHP, MySQL and other service software needs to be installed inside this system.The system features: stable, free, rich network functions (apache/redis/memcache/mailbox/mysql, etc.), security
system root Directory file Introduction
Home Directory/var Project deployment Directory/USR Software installation directory/etc main configuration file directory/Dev Hardware Device Catalog
Small to big: Exploring the Security Application of DNS in Enterprise Domain Environments
DNS applications within an enterprise are almost ubiquitous. As long as we don't want to remember the pure IP address information
You need to use DNS to provide us with simple name memory, such as ing an IP Address: 192.168.10.1
For one, this becomes a good memory, and for the deployment of application systems, the existence of DNS is necessary, because
The SRV
create the source data file, paste the following into our specified data file C:\myTestFormatFiles-c.txt /* 10,field2,field3,field4 15,field2,field3,field4 46,field2,field3,field4 58,field2,field3, FIELD4 */-import data using bcp format file exec master. xp_cmdshell ' bcp Db_oa. myTestFormatFiles in C:\myTestFormatFiles-c.txt-f C:\myTestFormatFiles.Xml-T ' --View Imported data Select * FROM myTestFormatFiles /* Col1 Col2 Col3 Col4 Field2 Field3 Field4 Field2 Field3 Field4 Field2 Fiel
In SQL Server replication, when 1 large transactions are performed in the publishing database, such as a one-time operation of 100,000 or more million of data. When the operational data is completed at the publication database, the Log Reader Agent scans the transaction log and passes it to the distribution database at once. If the last transaction is not delivered and multiple transactions are performed consecutively, the Log Reader Agent passes mult
keys but try not to use), press win+ R key out to run the column input SSMS can open SQL Server Management Studio, check the table by ALT+F1 to view the table properties (sp_help), the New Query window shortcut key is Alt+n, these are more commonly used shortcut keys, It is easy to operate your database.15. Sometimes when you create or modify a table or a field after you execute a query or write out a new field to find the newly added object below a
BLENDER2.73A support Python3.4.2, not only can customize the interface, control process. It can also be used in conjunction with other software through the Python socket function, which is really powerful. such as can be achieved: render server, cluster rendering, external data import, external algorithm solver and so on, so that blender into a super graphics work network.[Change from: BLENDERCN Chinese Forum]The first step: Enter in the Blender text
Believe that we have encountered such a problem, there is a problem with the mobile browser, the server session is not properly read, the current solution in the project is to take H5 phone local storage only key to solve theCode Snippets//defining JSON Format StringsvarUserData ={name:"Sankyu Name", Account:"Sankyu", Level:1. Disabled:true};//Storing UserData dataLocalstorage.setitem ("UserData", Json.stringify (UserData));//read UserData data and as
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