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.htaccess: How to disable directory listing?
ByQ AHow to disable directory listing using .htaccess? The webserver (Apache) should allow downloading files in a directory and child directories of it but forbid listing of the directory and child directories. In the directory that you want to disable directory listing, create the .htaccess file that contains: Options -Indexes You can also done by Options…
Git: changing global user name and user email
ByQ AHow to set the global user name and user email for git? We may be asked to set our global user name and user email if it is the first time that we use git on a machine: Your name and email address were configured automatically based on your username and hostname. Please check that…
How to erase disk partitions on U disks on Windows?
ByEric MaHow to erase disk partitions on U disks on Windows? Check the HDD LLF low level format tool: http://hddguru.com/software/HDD-LLF-Low-Level-Format-Tool/ It is free for personal usage. Run it as Adminiatrator and you can choose to erase partitions and MBR on the U disks. Be careful that the operation is is recoverable. Read more: How to Format…
How To Enable GNOME Classic Mode in Fedora / CentOS / RHEL Linux
ByEric MaGNOME 3.8 introduces the classic mode: Classic mode is a new feature for those people who prefer a more traditional desktop experience. Built entirely from GNOME 3 technologies, it adds a number of features such as an application menu, a places menu and a window switcher along the bottom of the screen. Each of these…
Floating Point in Bash Shell
ByEric MaIntegers are natively supported in Bash shell. However, what if we use floating point in Bash shell? The short and direct answer is using ‘bc‘ command – “An arbitrary precision calculator language.” Just run bc and enter some floating point calculation expression, such as “1.2+8.2”, bc will give the result. In a script, we certainly…
How to find out and change the storage engine of tables in MySQL
ByQ AHow to find out and change the storage engine of tables in MySQL databases? Find out the storage engine of a table in a database: SELECT ENGINE FROM information_schema.TABLES WHERE TABLE_SCHEMA = ‘database’ AND TABLE_NAME = ‘table’ Change the storage engine of a table: ALTER TABLE table ENGINE = type type can be innodb or…
