Most voted "centos" questions
Centos, short for Community Enterprise Operating System, is an Enterprise-class Linux distribution derived from free source code distributed by Red Hat Enterprise Linux and maintained by the Centos Project. Centos has been named one of the best distros for server use. If the question is not about "Centos", do not use this tag, even if "Centos" is present in your project.
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answers611
viewsHow to ensure that a service is always running on Centos?
I created a startup script for my application in Centos, so I can use the commands below to initialize/stop the application: service django_app start service django_app stop How do I ensure this…
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answers74
viewsList the amount of space occupied by a file type in the terminal
I suspect that the Pcs I use have many files .RData, used by the R program to save data sets. I want to do a cleaning in these files, but without going into directory by directory, on computer by…
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answers268
viewsHow do I update PHP 7.0.0RC1 to version 7.0 already released in centos?
Good morning, How do I update PHP 7.0.0RC1 to version 7.0 already released in centos? Thank you
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answer1030
viewsNode.js and PHP on the same server
I have a dedicated Centos 6.5 server with Plesk Panel 12 installed, with multiple sites in php. I would like to develop a chat with Node.js and integrate it with some sites made in php. Except that…
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answer141
viewsPostgresql 9.3 Centos Structure
I would like to know what is and what is part of this directory groundwork. /var/lib/pgsql/9.3/data/base/17500/18037 /var/lib/pgsql/9.3/data/base/17500/18170 /var/lib/pgsql/9.3/data/base/17500/18168…
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answers20
viewsCodeigniter - Centos 6 - PHP - <?= and <??
I have installed in my Windows 7 the xampp to develop a system in Codeigniter. Beauty, no problems.... I use the tags <?= $variavel; ?>, to print something in the view ... it works that is a…
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answers4388
viewsError creating table: Invalid default value for
I went to create a table in the bank and appeared following error: Invalid default value for "updated_at" Here is the table to create: CREATE TABLE `user` ( `id` INT( 11 ) NOT NULL , `uuid` CHAR( 12…
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answers419
viewsUnixodbc: Decimal Formatting Problem
I built a server with Centos 7, SQL Server 2017, and Unixodbc On tsql, the numbers are correct. But when I see in isql, the decimals are separated by a comma (,) rather than a dot (.). How can I fix…
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answers287
viewsOne of my Shiny applications is not running on my server
I recently installed Shiny on a server I have. This can be checked by clicking at this link. I would like to put on this server several applications that I have done and still intend to do, as if it…
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answer341
viewsHow to import Mysql dumps into UTF-8?
I’m trying to import a dump Mysql (in UTF-8), generated in Windows by Navicat, on a server Centos 6.5 with Mysql 5.5. The problem generated with this is... by executing the following command: mysql…
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answer2588
viewsMysql server cannot start in Centos
I cannot perform any operation in Mysql as it gives error of: Starting Mysqlcouldn’t find Mysql server root@server2 [~]# /etc/init.d/mysql status MySQL is not running, but lock file…
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answers514
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answers3113
viewsObsolete PECL/PHP PDO_OCI extension. How to proceed?
I need to install the pdo_oci extension of PHP to work with Oracle database, via PDO. However, I checked that the extension available via PECL is obsolete and will no longer be maintained. From what…
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answer1125
viewsError setting up Yowsup to send Whatsapp messages
I’m trying to install yowsup to send Whatsapp messages on linux, but when I have registered the number there is an error with python that I have no idea how to solve. Yowsup python error My S.O is…
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answer70
viewsAWS EC2 Disk Problem
I use Amazon and I have an EC2 instance running Centos 6.5. I recently went to change the machine’s disk. I made the procedure of turning off the machine to take a snapshot of the old disk and climb…
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answers119
viewsCentos 6 - Codeigniter - HMVC - Not Found
Good afternoon I am developing a system with Codeigniter 2.X, and I use the concept of HMVC. My files are like this: ->system/ .htaccess ->application/ ->controllers ->... ->model…
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answers4316
viewsHow to import a csv file to Mysql?
I am starting my studies in Mysql. I decided to install Mariadb 10.1.14 in Centos. I want to create a database from a file . csv with about 166 million lines. I looked for tutorials on the internet,…
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answer107
viewsUpdate FTP without the file being removed while overwriting
The FTP Whenever you send a file it is unusable for a few milliseconds, until the entire file is in place. The problem of this is that the file for a few milliseconds does not exist or is corrupted,…
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answer348
viewsEnable Nginx authentication for a specific URL
I am working with a control panel and need to put an authentication in the admin folder access. I already created the user and password, the Nginx configuration this way: server { listen 443 ssl;…
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answer368
viewsMYSQL Does Not Start
Hello! I previously migrated my database from one directory to another within the server itself (/var/ to /mnt/) for lack of space. Only that when starting the server again, after having changed the…
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answer844
viewsMultiple connections with PHP Socket to receive HTTP messages and save to Mysql
I need to set up a port on my dedicated server that runs the Centos 6.10 kvm OS, so that it receives messages (geolocation) from some trackers via TCP (IP:PORT), and saves this data in the Mysql…
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answer120
views[PHP Apache Shell], Permissao apache Kill
I need to kill a lawsuit for php, but I use exec, system or exec_shell and it’s not killing the processes, I went online and the guys are saying that apache is not allowed to execute these kinds of…
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answers120
viewsJava Serial Communication
I developed an application in Java that communicates with microcontrollers through serial ports, in the tests performed in Windows everything went perfectly well but in Linux, more precisely in…
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answer203
viewsError "No package dkim-milter available" Centos 5.8
I can’t install dkim-milter, I’m using Centos 5.8 x64bit [root@server ~]# yum install dkim-milter Loaded plugins: fastestmirror, security Loading mirror speeds from cached hostfile * base:…
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answer267
viewsHow do you get the site to be accessed with and without "www"
my site is only accessing without the "www" within the directory of my website, there is a . htaccess with this rule: RewriteEngine on RewriteCond %{HTTP_HOST} ^subdominio\.meusite\.com$ [OR]…
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answers164
viewsProblem to configure angulajs in Nginx
I am not able to configure the angulajs in Nginx. I am using a Centos7 linux machine and I would like to configure the angular to be able to learn. Follow the Nginx.html configuration file user…
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answers491
viewsCakephp Does Not Load Css, Javascript, and Images
I have Cakephp in version 1.3.15 installed on a Centos server and the same project that works on the Internet, the local server only loads text and nothing else. As I enable developer mode, if there…
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answers43
viewsI cannot install ruby 2.3.2 on Centos without root privilege
I need to install ruby on a server with Centos 6.5. I don’t have root access, so I can’t use yum. I downloaded the source file, unzipped it into a folder called ~/software and rode ./configure…
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answers45
viewsInstall Imagick PHP5.4 centos
I am trying to install Imagick on a centos 5.11 server but so far without success. When I execute: convert --version, I got the message Version: Imagemagick 7.0.1-10 Q16 x86_64 2016-06-07…
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answers4575
viewsHow to use Sip debug in Asterisk?
In Asterisk software, it is possible to debug a phone number only? without it being peer from my server? I know there are commands: sip set debug peer 1000 sip set debug ip 172.16.0.100 similarly to…
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answer185
viewsAsterisk 13 - Replacement for Agentcallbacklogin
Is there any default function to replace the AgentCallbackLogin (discontinued in Asterisk 1.4 and removed in Asterisk 1.6)? Using the Agentcallbacklogin function the agent can turn off the call and…
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answer162
viewsHadoop error while searching for Java class
I’m having trouble setting up the Hadoop environment. I’m doing a zero installation on a Centos 6.7 machine. When trying to execute any Hadoop command, for example: hdfs namenode -format hadoop…
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answer92
viewsPHP displays error "Failed to write Session data" at random times
I have a website that is fully functional and the failure rate is 0.0037%, however all errors are the same. Unknown: Failed to write session data (files). Please verify that the current setting of…
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answer112
viewsWhy does the cd command not work via ssh on the GOCD?
I’m trying to run the command down at the terminal GOCD, but always the error occurs: Commando ssh root@host 'cd /var/www/gda-frontend/ && docker-compose up -d --build' Error bash: cd…
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answers531
viewsI can access Tomcat by Lynx http://localhost:8080, but I can’t get it through the local Host browser
I’m having a problem getting Tomcat accessed by http:// from anywhere. For you to understand better: I have a CENTOS 6.6 VM and in it I installed TOMCAT 7 and JAVA 7 I restarted Tomcat and if I try…
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answer48
viewsApplication problem read xlsx file in centos error: libgcc_s.so. 1: Wrong ELF class: ELFCLASS64
I have a big problem and I can not solve tried to look for some tips on the internet but it did not work. That’s why I’m here and I was wondering if any of you could help me. I have a web…
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answers213
viewsASP.NET MVC on linux (mod_Mono, apache)
I’m trying to run my ASP.NET MVC application on a Centos 7 system. After installing mono and checking that I can run using XSP, I’m having trouble setting up mod_mono on apache. Currently giving the…
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answers141
viewsHow to limit Ips that can remotely connect to mysql?
I have a centos 7 server with Mysql 5.6 installed, I can control the privileges of each user/host with GRANT.But my question is how to allow only a few Ips to connect to the bank. Currently any IP…
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answers22
viewsEmail server login attempts with non-existent users
Recently I noticed several attempts to login to the mail server with non-existent users, looking at the postfix log there are several lines similar to this: Nov 5 13:03:04 servename imapd: LOGIN…
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1
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answers91
viewsSelenium tests on Linux
I have a test suite with 36 fonts, Windows runs smoothly, Centos gives the error: Chrome failed to start: exited abnormally. It is interesting to mention that when I run the tests 1 to 1 the problem…
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answer33
viewsChange text when entering Amazon C2 host
I searched the site of Amazon and did not find how to change the text that shows when entering, is the one of the image below. Does anyone know the location that changes this text ?…
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answer78
viewsCompress everything by SSH except a folder in Centos7
I would like to compress everything into zip, or is all content of my public_html however, I need the files folder not to be added for compression.
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answers117
viewsHow to redirect all dns to a local proxy?
I would like to redirect all traffic passing through a DNS server to a local Proxy or on the same machine... example: 10.0.0.10 (DNS) >> Local Proxy >>> Internet EX:For example, host…
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answer200
viewsHow to hide folder in SFTP for a user
Well I create a new user on my host for access to devs, logging in through Putty with the account created only has access to their folder. but when entering SFTP the folders of the host user can be…
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answer139
viewsError starting Postgresql - [FAILED]
I’m trying to upload the database, but when I give the command service postgresql-9.1 start appears the following message: Starting postgresql-9.1 service : [FAILED]. I went to the log file with…
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answer418
viewsApache gets too slow
My apache starts to slow down from nothing, 5 minutes after I turn it on and the users start to access the site and apache starts to slow down, I used the TOP command in centos to see the processes…
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answers45
viewsDST in Perl and PHP on Centos
I’m having a summer-time problem at Centos 7.8. The tzdata package has already been updated to not change the time (standard system package), but the functions in Perl and PHP continue to report 1h…
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answer148
viewsIs there any way to run software, native to 32 bits in 64 bits in Centos?
I wonder if you have any way to run the software 32 bits in 64 bits? If you have, I need to install what?
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answer349
viewsPHP script that for an operating system service
someone knows if there is a command in php or script that stops a service in the operating system ?
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answers72
viewsCentos exec and system command
Guys, I try to run a Kill, killall -9 to kill process with PHP and it doesn’t work, do I have to enable something inside php ? Simplest commands like whoami picks up... NOTE: I’m using Centos and…