Author Archives: Jasleen Kaur

About Jasleen Kaur

Hi, I am Jasleen kaur, a Computer Science Student.

Reduce PDF file size in Linux

A GhostScript command can help in reducing your pdf size. $gs -dNOPAUSE -dBATCH -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/screen -sOutputFile=output.pdf input.pdf You can also use the following parameters for -dPDFSETTINGS instead of /screen: /screen – Lowest quality, lowest size /ebook – Moderate quality … Continue reading

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I got it honest.

If the writing is honest it cannot be separated from the man who wrote it. —  Tennessee Williams It ain’t nothin’ but a small frame house on an acre lot It ain’t that much different from any other house on … Continue reading

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Welcome page is missing in Qt Creator

I am using Qt creator 3.0.1 with Qt 5.2.1 on ubuntu 14.04 32-bit. My welcome page was empty, no examples, no documentation. I searched for its solution. But some links says it is a bug unsolved, some says solved. However, after 2 … Continue reading

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commands to check Qt version and select one from many

$qtchooser -list-versions            #This will give you list of Qt versions installed on your system $export QT_SELECT=qt4        # to select qt4, simillarly can  try selecting differernt versions too.

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libboost installation

Currently, I am working on  CAD software and I need boost library for it. I am installing FreeCAD which demands minimum version of 1.33. here is list of dependencies of FreeCAD https://packages.debian.org/source/jessie/freecad My system is giving me My system is giving me … Continue reading

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Fix broken package in Ubuntu

This problem is too common, sometimes we have some partial downloaded packages that stuck in our apt-get package manager and create troubles for us. To do this try these commands and see if any works for your case: 1) You … Continue reading

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Removing all files located

Sometimes, we need to delete all the files searched by locate command. What we do ( i do this before :P) is to go to those files path and delete them manually, one by one, which was a tedious job. So … Continue reading

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