.PFX certificate installation on Apache
I have got a PFX made with Windows Certificate Services to be installed on Apache. So, using OpenSSL the file (source.pfx) has been converted to Apache compatible format: openssl pkcs12 -in...
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Apache Solr non-ASCII characters
This day I had a problem while indexing French and Russian content with Apache Solr: French and Russian characters where corrupted. The solution was very simple: I added URIEncoding="UTF-8" attribute...
Samba start / restart error: smbd_open_once_socket: open_socket_in: Addr
Once I have got this problem with samba in Oracle Linux 6 (the same I could reproduce in RedHat 6 as well):On start or restart of smb service var/log/samba/log.smbd reports:...
Your branch is ahead of 'origin/master' by 3 commits or dangling commits
Once upon a time, namely today, I run # git status and to my big surprise I have got: # On branch master# Your branch is ahead of 'origin/master' by 3 commits.#nothing to commit (working directory...
Print-screen (screenshots) in Mac OS X
Keyboard shortcuts Command-Shift-3: Take a screenshot of the screen, and save it as a file on the desktop Command-Shift-4, then select an area: Take a screenshot of an area and save it as a file on...
How to Disable iOS 6 Users Tracking
Here is an article I just read, o-la-la - what a scandal... The most funny thing it how a simple setting is hidden in the menus :-) Apple Has Quietly Started Tracking iPhone Users Again, And It's...
Postfix restart in Mac OS X 10.8 Mountain Lion
Actually it is no so easy to restart Postfix in Mac OS X 10.8 Mountain Lion like in Linux :-)However you can restart Postfix by plist unload / reload: sudo launchctl unload...
How to Flush DNS Cache in Mac OS X
After upgrading to 10.8.2 I have got a problem with adding a new entry into hosts file: the update was recognised only after system restart. But a more easy solution was just to flash DNS cache!...
Find duplicate records in MySQL
So, the task is to get duplicate records from a MySQL database. The easy way: SELECT COUNT(*), column1, column2 FROM tablename GROUP BY column1, column2 HAVING COUNT(*)>1; More complex case: shows...
Cannot send mail in Mac OS X 10.8 Mountain Lion
There is an error while sending mail in Mac OS X Mountain Lion 10.8:send-mail: fatal: chdir /Library/Server/Mail/Data/spool: No such file or directoryTo fix just run in terminal: sudo mkdir -p...