Multi-connection multi-part file downloading tools on Linux

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Is there any good multi-connection multi-part file downloading tools on Linux? wget is great but can only make 1 connection for 1 file. Sometimes, it is too slow on some networks. I use aria2 which supportsmMulti-connection download. aria2 can download a file from multiple sources/protocols and tries to utilize your maximum download bandwidth. Really speeds
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How to print a plain text file to printers from a terminal in Linux

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How to quickly print a plain text file to printers from a terminal in Linux? You can also use enscript: enscript – convert text files to PostScript, HTML, RTF, ANSI, and overstrikes https://www.systutorials.com/docs/linux/man/1-enscript/ enscript text-file The lp command can print a plain text file to a printer. My favorite command: cat text-file | lp -o
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How to add a space between the line numbers and text content in Emacs?

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I use Emacs in console. The linum-mode displays the line numbers just well. However, in the console, there is no space between the line numbers and the text content, which makes it a little messy some times. How to add a space between the line numbers and text content in Emacs? If you are using
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How to export and import message filters of Thunderbird

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I have several installation of Thunderbird under Linux to check/send emails using IMAP email servers. I use filters extensively to manage my emails. How to export and import message filters of Thunderbird so that I can synchronize the rules on several installations? About message filters in Thunderbird (More at http://kb.mozillazine.org/Filters_(Thunderbird)): Filters are account specific, there
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How to back up a complete IMAP account?

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I have a large IMAP email account which contains many emails in a rich structure of directories. How to back up the whole IMAP account to my local computer? The requirements: Automatically downloading these files. There are many directories, and copying-pasting emails will take too much time. Keep the directory structures which are used to
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How to make xterm display Chinese characters?

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How to make xterm display Chinese characters? It just displays some small rectangles for Chinese characters. First, the settings for some old X programs like xterm is in ~/.Xresources. And it takes effect after the X server restarts, or you can manually load the settings by xrdb -merge ~/.Xresources Second, the Chinese or similar fonts
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How to `cut` a String Using a String as the Delimiter in Bash?

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Is is possible to cut in Linux using a string as the delimiter? cut –delimiter=”delim” -f 1,3 cut reports: cut: the delimiter must be a single character The most closest solution that I find is using awk/gawk: awk -F ‘delim’ ‘{print $1; print $3}’ From the manual: -F fs –field-separator fs Use fs for the
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How to install drivers for TL-WN725N v2 USB wireless adapter on Fedora 19

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I had a TP-Link TL-WN725N v2 USB wireless adapter. But it seems the kernels in Fedora 19 have not yet included drivers for it. How to install drivers for TL-WN725N v2 on Fedora 19? The driver is under development. You can find the source here and in the drivers/staging in the Linux kernel. If you
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How to concatenate multiple video file together on Linux

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I have multiple video files, say video1.avi, video2.avi and video3.avi. How to concatenate these multiple video file to a single file together on Linux? You can use mencoder to concatenate multiple video files to one file. For installing mencoder on Fedora, please check: http://www.systutorials.com/1493/mplayer-on-fedora/ For the question, the command is: mencoder -oac copy -ovc copy
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How to find files in a directory that are larger than certain size?

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I have many files under a directory. How to find those files under the directory that are larger than certain size, say 500MB? Find the files that are larger than 500MB in the current directory (./): find ./ -size +500M Prints our more information about these files: find ./ -size +500M -exec ls -lh {}
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How to change the fonts of gnome-shell for gnome3?

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How to change the fonts of gnome-shell for gnome3? Like the system bar. The fonts of gnome-shell is described in its own theme. For the default gnome-shell, you need to edit the file as root: /usr/share/gnome-shell/theme/gnome-shell.css Right, it is a css file. Find the font-family keyword and change the corresponding fonts. Then you can restart
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