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How to locate and delete empty files and directoriesview story

http://www.linuxandlife.com – Chance is that there will be empty files (zero byte files) and empty directories (that doesn’t contain any files) in your system. In this article, I will show you how to locate these empty directories and files and delete them. The command you can use is the "find" command. To find empty directories in the current directory, you use the option -empty: find . (Distributions)

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FreeBSD: Install sudo Command To Execute A Command As The Rootview story

http://www.cyberciti.biz – I have recently started to managing FreeBSD server along with Ubuntu Linux. However, sudo command, always shows me the following error:zsh: command not found: sudo How do I solve this problem and use sudo under FreeBSD 9.x system?Read answer to: "FreeBSD: Install sudo Command To Execute A Command As The Root"     (HowTos)

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Linux: Sort du -h (human-readable) Output By Sizeview story

http://www.cyberciti.biz – I have a large number of files stored in ~/Downloads/ directory. How do I sort and print sizes in human readable format using du -h command under Ubuntu Linux LTS version 12.04 or any other Linux distributions?Read answer to: "Linux: Sort du -h (human-readable) Output By Size"     (HowTos)

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Python Command Line Arguments Examplesview story

http://www.cyberciti.biz – I am a new Python programming user. (HowTos)

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Linux command find usage confuseview story

http://stackoverflow.com – Today when I was using the "find" command. It is a little bit confusing on the usage. The problem: I want to count how many gz files under the main directory. However, the main dir also have sub directories. e.g. /mainDir/Dir1/1/ /mainDir/Dir2/1/2012. Under each sub folder, there are several gz files. I use command 1, it works fine. First I go the the main directory: ls -R . (HowTos)

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How to get an InputStream via bluetooth and put in a Textview?view story

http://stackoverflow.com – This is my first question in SO. I am new (and excited) in Android programming and here is my PROBLEM: I am building a project using my android phone and a microcontroller. The microcontroller has a distance sensor and transmits its value. I have managed to get connected to the microcontroller and send correct signals, but I can't get the distance mesurment, or anything else. (HowTos)

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warning: type qualifiers ignored on function return type in gcc 4.1.2view story

http://stackoverflow.com – I am using gcc 4.1.2 on Linux, and I encountered the following warning: warning: type qualifiers ignored on function return type I tried to use "-Wno-ignored-qualifiers" to get rid of this warning but it seems not supported: cc1: error: unrecognized command line option "-Wno-ignored-qualifiers" Is there a way to disable such warnings in gcc 4.1.2? Thanks a lot. (HowTos)

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Linux recognize only partial memoryview story

http://stackoverflow.com – I tried different linux distro (Ubuntu 12.10 Gnome Remix, Fedora 18, Bridge Linux) on my new laptop but all of them have a problem with memory. My laptop has 4 GB memory but Ubuntu recognize only 2,4 GB. Obviously both BIOS and Windows 8 recognize all 4GB. My laptop configuration: Lenovo B590 CPU: Intel Core i5-3210M Ram: 4 GB DDR3-SDRAM Chipset motherboard: Intel HM77 Express Integrated graphics (HowTos)

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warning: comparison is always false due to limited range of data type in gcc 4.1.2view story

http://stackoverflow.com – I encountered the following warning from gcc 4.1.2: warning: comparison is always false due to limited range of data type the concerned C code is like: if ( unlikely(count < 0) ) BUG(); where 'count' is unsigned. I tried to disable the warning since I was not allowed to modify the source code: -Wno-type-limits but it seems gdb 4.1.2 does not support it. (HowTos)

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Unable to reduce core frequency freebsdview story

http://unix.stackexchange.com – I'm working on a FreeBSD project where I need to maintain the temperature of the processor below a threshold value. In order to reduce the temperature I'm trying to dynamically change the frequency of the processor. I've used the following command to set the highest frequency of the processor. sysctl debug.cpufreq.highest=value (in MHz) But the change is not happening instantly. (HowTos)