sendEmail is a tool developed in Perl without dependencies of external modules, which allows you to send emails from the command line, it is easy to use and rich in features.
P. The default Eclipse keybinding comes into conflict with XFCE default keybinding, Eclipse use CTRL + ALT + ↑ and CTRL + ALT + ↓ to duplicate and copy text lines respectively, while XFCE used them to change from a higher to a lower workspace or vice versa. How to change this behavior?
R. To resolve the situation above you can follow one of the following procedures
Procedure 1 – change the shortcuts in the Eclipse configuration
Windows->Preferences->General->Keys[caption id="attachment_1261" align="alignleft" width="630"] Eclipse, change the keybinding for copy and paste actions[/caption]
Eclipse, change the keybinding for duplicate and copy actions[caption id="attachment_1262" align="alignleft" width="630"] Eclipse, change the keybinding for copy and paste actions[/caption]
Procedure 2 – Change the XFCE keybinding for change a workspace to another actions
Xfce Menu->Settings->Windows manager[caption id="attachment_1260" align="alignleft" width="630"] XFCE keybinding settings[/caption]
Debian/Ubuntu and derivatives
$ sudo apt-get install fuseiso
# yum install fuse-iso
$ fuseiso -p my.iso access-point
access-point = DIR where you will mount the image
Unpack .iso with 7-Zip
– man fuseiso
7-zip is a file compressor with a high ratio of compression. The main features are:
- High ratio of compression (LZMA algorithm)
- Compress / decompress: 7z, ZIP, GZIP, BZIP2 and TAR
- Unzip: ARJ, CAB, CHM, CPIO, DEB, DMG, HFS, ISO, LZH, LZMA, MSI, NSIS, RAR, RPM, UDF, WIM, XAR and Z
- Robust encryption: AES-256 for 7z and ZIP formats
- Allows to create self-extracting archives (SFX)
- Command line version
- Integration with File Roller, XArchiver and XArchive
When you install Apache HTTP on CentOS, mod_filter is not enabled by default then if you try to use some of its directives an error like this is raised: "Invalid command 'FilterDeclare', perhaps misspelled or defined by a module not included in the server configuration", so to resolve the above error is enough to add the following line to the httpd.conf.
$ sudo apt-get install xfce4
The above command installs some packages that I do not use as: Orage so I typed:
$ sudo apt-get purge orage ... The following packages will be REMOVED: orage* xfce4* ... Do you want to continue[Y/n]? y
P. Now every time I try to install an application apt-get show a message that there are packages that were installed automatically, and which are not required but they are essential packages to keep my desktop running correctly. How to resolve this?
R. You must change the state of those packages from automatic installation to manual installation by typing:
$ sudo apt-mark manual paquete1 paquete2 ...
– man apt-mark