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New Course of DevOps

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Dear All, New DevOps course has been launched the latest video is posted on my YouTube Channel: www.youtube.com/linuxking Dockers Part -I Thanks, Salman

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configuration / Linux / LInux Zero To Hero Project

Sharing a Folder among Two FTP users

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This might be a very simple article for many people but for some it holds the key for a very good & stable solution. Scenario: Two users who want to share a […]

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ACL in Linux

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This is a quick howto setup acl on Linux. Sometimes we run into issue when we only wish to give certain user certain sets of permission and deny the rest. Simple rwx […]

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SSH Issue with Cisco Switch

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So Today i wanted to login to my old Cisco Switch 2960 from my Suse Linux when i received the following error: ERROR: Unable to negotiate with 10.1.1.1 port 22: no matching […]

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configuration / Linux / LInux Zero To Hero Project / OS / tips & tricks

Encrypt/Decrypt File with Vim Editor

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In this howto we will see how to encrypt and decrypt a file with Vim editor. Lets Encrypt a file: linux-06ac:/opt # vim -x encryptedfile.txt Warning: Using a weak encryption method; see […]

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configuration / Linux / OS / tips / Troubleshooting

HowTo Mount 8TB USB in CentoS 7 Server.

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This howto is about “How To mount 8TB External USB” in CentOs 7 server. # yum – y install epel-release # yum -y install ntfs-3g # lsblk sdc 8:32 0 7.3T 0 […]

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configuration / Linux / Linux / Linux starters / LInux Zero To Hero Project / OS / PHP / tips

How to Install PhPMyAdmin on Centos 7 from source

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Dear Friends, First of all we will install required repositories. [root@itpings opt]# yum -y install epel-release [root@itpings opt]# rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm Now we will install apache, mariadb, mariadb-server and php56 [root@itpings opt]# […]

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configuration / Linux / Linux / Linux starters / LInux Zero To Hero Project / OS / tips / Troubleshooting

How to Add Physical Disk to Increase Size of /dev/mapper/centos-root

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Dear Friends, I ran into a problem where my openstack machine ran out of space. My Logical FS /dev/mapper/centos-root was only 50GB and most of the space was lost. Solution: LVM I […]

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Java / Linux / LInux Zero To Hero Project / tips

Convert pkcs12 key to bks format for Android

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Dear Reader, If you ever want to convert a pkcs12 format key to bks format for Android follow the below instructions. First of all downlaod bcprov-jdk16-1.46.jar file [root@itpings certs]# wget http://repo1.maven.org/maven2/org/bouncycastle/bcprov-jdk16/1.46/bcprov-jdk16-1.46.jar –2017-06-30 […]

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SSH Issue with Cisco Switch

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So Today i wanted to login to my old Cisco Switch 2960 from my Suse Linux when i received the following error: ERROR: Unable to negotiate with 10.1.1.1 port 22: no matching […]

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configuration / Linux / Linux / Linux starters / LInux Zero To Hero Project / OS / PHP / tips

How to Install PhPMyAdmin on Centos 7 from source

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Dear Friends, First of all we will install required repositories. [root@itpings opt]# yum -y install epel-release [root@itpings opt]# rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm Now we will install apache, mariadb, mariadb-server and php56 [root@itpings opt]# […]

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Java / Linux / LInux Zero To Hero Project / tips

Convert pkcs12 key to bks format for Android

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Dear Reader, If you ever want to convert a pkcs12 format key to bks format for Android follow the below instructions. First of all downlaod bcprov-jdk16-1.46.jar file [root@itpings certs]# wget http://repo1.maven.org/maven2/org/bouncycastle/bcprov-jdk16/1.46/bcprov-jdk16-1.46.jar –2017-06-30 […]

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configuration / Linux / OS

How to Bring back eth0 on CentOS 7 ( No Dynamic Ethernet Names)

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To Install CentOS 7 without dynamic Ethernet names such as enps2001 use the following technique. Edit the grub file Go to /etc/default/grub and add the following lines In front of /root add […]

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