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0
votes
0answers
32 views

Seperate one data file into 2 files

I would like to seperate 1 file into 2 or 3 files. (Normally I open .txt file, check second column and first, if it has different numbers and copy that data to Input a.txt:) ...
4
votes
3answers
111 views

Proving file creation dates [closed]

Is it possible to fake or manipulate creation dates ? And if so, how can I "prove" that the files really are that old ? Luckily, I stored my project on GitHub, whick confirmed the fact that the files ...
3
votes
2answers
1k views

How can I keep every fifth row in Excel

I have a data set in excel with 3084 rows. I need to delete 4 rows, then keep one: deleting Tuesday, Wednesday, Thursday, Friday but keeping Monday to create a weekly rather than daily data set. ...
0
votes
2answers
300 views

command line software for audio/video and image manipulation

Im running a website on Linux/Apache and I need to install software that does the following: Converts audio files into MP3 and find the length of the file. Converts video files into FLV. Create ...
1
vote
1answer
557 views

Open source audio manipulation software [closed]

Does anyone know a free, command line, open source audio manipulation software for Linux? The primary usage is to distort/scramble a recorded voice. I've tried SoX but it seems to lack features for my ...
0
votes
3answers
956 views

Round off one edge of an image

I want to round off the top left hand corner of an image as someone has simply removed pixels and it looks a mess on the site. Can anyone possibly tell me how to achieve this in Photoshop?
6
votes
3answers
882 views

PDF Manipulation: “2-Up” page layout

I have a PDF (generated by PowerPoint) containing 8.5×5.5 inch portrait pages. I need to convert it to 8.5×11 inch landscape pages where each landscape page contains two copies of the original ...