mKit.cz - tips

Automated ClamAV Virus Scanning

anonymous@undisclosed.example.com (Anonymous) — Fri, 10 Apr 2015 21:18:45 +0000

Automated ClamAV Virus Scanning Thankfully Linux isn’t a platform which has a significant problem with Viruses, however it is always better to be safe than sorry. Luckily ClamAV is an excellent free anti-virus solution for Linux servers. However, at least on RedHat Enterprise 5 (RHEL5) the default install doesn’t offer any automated scanning and alerting

Bookmarklet to toggle http&https

anonymous@undisclosed.example.com (Anonymous) — Fri, 10 Apr 2015 21:18:45 +0000

Bookmarklet to toggle http&https javascript:(function () { if (window.location.protocol=="http:") {location=location.href.replace(/^http:/,"https:");} else {location=location.href.replace(/^https:/,"http:");} }()); Use bookmarklets to quickly perform common web page tasks

Convert MS Access .mdb to .csv

anonymous@undisclosed.example.com (Anonymous) — Fri, 10 Apr 2015 21:18:45 +0000

Convert MS Access .mdb to .csv Dependencies yum install mdbtools Script which converts MS Access .mdb file to csv files (every table has it's own file) saved in sub-directory CSV_YYY-MM-DD #!/bin/bash if [ ! -f "$1" ]; then echo "File not found!" echo "usage: mdb2csv " exit 1 fi _date="$(date +'%F')" DATABASE=$(basename "$1") # Create archive. cd $(dirname "$1") mkdir CSV_${_date} # Get the tables. mdb-tables $DATABASE | tr ' ' '\n' > CSV_${_date}/db-tables.c…

Cron job příklad

anonymous@undisclosed.example.com (Anonymous) — Fri, 10 Apr 2015 21:18:45 +0000

Cron job příklad # * * * * * # │ │ │ │ │ # │ │ │ │ │ # │ │ │ │ └───── day of week (0 - 6) (0 to 6 are Sunday to Saturday, or use names; 7 is Sunday, the same as 0) # │ │ │ └────────── month (1 - 12) # │ │ └─────────────── day of month (1 - 31) # │ └──────────────────── hour (0 - 23) # └───────────────────────── min (0 - 59)…

Encrypt Files

anonymous@undisclosed.example.com (Anonymous) — Fri, 10 Apr 2015 21:18:44 +0000

Encrypt Files A single file Encrypt and decrypt: openssl aes-256-cbc -salt -in file -out file.aesopenssl aes-256-cbc -d -salt -in file.aes -out file Note that the file can of course be a tar archive. tar and encrypt a whole directory tar -cf - directory | openssl aes-256-cbc -salt -out directory.tar.aes

Fedora 21 - BUG - Gnome Software

anonymous@undisclosed.example.com (Anonymous) — Fri, 10 Apr 2015 21:18:44 +0000

Fedora 21 - BUG - Gnome Software * Does not show available applications * Does not show update notifications This worked for me: sudo rm /var/lib/PackageKit/*.db sudo systemctl restart packagekit.service sudo pkcon repair

Java - Jak přidat certifikát do truststore

anonymous@undisclosed.example.com (Anonymous) — Fri, 10 Apr 2015 21:18:44 +0000

Java - Jak přidat certifikát do truststore vypsat certifikáty keytool -list -keystore přidat certifikát keytool -import -v -keystore -file -alias smazat certifikát keytool -delete -v -keystore -alias

Levný certifikát Comodo SSL

anonymous@undisclosed.example.com (Anonymous) — Mon, 13 Apr 2015 16:24:53 +0000

Levný certifikát Comodo SSL * lze automaticky vygenerovat žádost CSR - Certificate Signing Request * nebo můžete vytvořit vlastní CSR (doporučeno) * Výtvoření CSR a privátního klíče openssl req -days 90 -out domena.cz.csr -sha256 -new -newkey rsa:2048 -nodes -keyout domena.cz.key

Přidat SSL Self Sign Certifikát

anonymous@undisclosed.example.com (Anonymous) — Mon, 01 Jun 2015 13:52:50 +0000

Přidat SSL Self Sign Certifikát Linux Přidat trusted SSL Self Sign Certifikát certutil -d sql:$HOME/.pki/nssdb -A -t "P,," -n -i Přehled certifikátů certutil -d sql:$HOME/.pki/nssdb -L Smazat certifikát

Samba přes PuTTy tunel

anonymous@undisclosed.example.com (Anonymous) — Fri, 10 Apr 2015 21:18:44 +0000

Samba přes PuTTy tunel * *

Send email when your public IP address has changed

anonymous@undisclosed.example.com (Anonymous) — Fri, 10 Apr 2015 21:18:44 +0000

Send email when your public IP address has changed /usr/local/sbin/check-public-ip-address #!/bin/bash # # check-public-ip-address # # script to check public IP address via IP test API Providers # compare it to dns record and in case of change send it to given email # # (IP test API Provider has to return your public IP address # over http protocol in plain text) # ############################################################### # CONFIG EMAIL=mail@example.com DNSNAME="host.example.com" TIME…

SSH

anonymous@undisclosed.example.com (Anonymous) — Fri, 10 Apr 2015 21:18:44 +0000

SSH Ušetřění času s SSH aliasy $ vim ~/.ssh/config host mainserver hostname somehost-532242.long.example.org user james port 3241 $ ssh mainserver zdroj: SSHFS připojení vzdáleného disku Připojení sshfs USERNAME@HOSTNAME_OR_IP:/PATH LOCAL_MOUNT_POINT SSH_OPTIONS

Technicolor tc7200 cable "modem"

anonymous@undisclosed.example.com (Anonymous) — Fri, 10 Apr 2015 21:18:44 +0000

Technicolor tc7200 cable "modem" Nelze se podruhé zalogovat „A user has already logged in. Only one session is allowed at a time.“ zkusit se odhlasit navštívit přes prohlížeč adresu http://192.168.0.1/logout.asp pokuď to nezabere, pak vypnout zapnout modem

Tiskárna HP LaserJet Pro M1217nfw MFP

anonymous@undisclosed.example.com (Anonymous) — Fri, 10 Apr 2015 21:18:44 +0000

Tiskárna HP LaserJet Pro M1217nfw MFP HPLIP Fedora nastavení yum install hplip-gui * Setup printer first and give it a static IP * hp-setup Mark „Network/Ethernet/Wireless network“ * click advanced Options > Manual Discovery and input the static IP address you gave the printer