Author Archive

January 19, 2016 0

keep a checked out version of master updated via hook on a remote server – The JACK hook

By in GIT

A small hook meant to be installed on a remote git repo. The hook is a post update hook and sould be run by the remote repo each time somebody successfully pushes to the repo. It will create a directory called master and check out the remote repo into this and make sure to pull […]

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May 6, 2015 0

running a bash script from windows command using bash installed by git for windows

By in GIT, Windows

from a windows command navigated to git bin folder one can execute: bash.exe –login -i to start a nice shell if this line is given another parameter its assumed to be a script file which is executed. Additional arguments are passed to the script file as arguments. bash.exe –login -i “myscript.sh” “arguments”

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March 19, 2015 0

Problems with windows 7. Record interactions with the windows program psr

By in Windows

Problemer med windows? Kender du Windows 7 kommandoen “psr”? Det er muligvis et værktøj andre end mig vil finde yderst interessant når computeren lige pludselig opfører sig mærkeligt. “psr” er et program der optager skærmbilledet og registrerer tastetryk. Har du et problem med et program der ikke opfører sig som du forventer så start “psr” […]

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March 13, 2015 0

setting up git mergetool on windows

By in GIT, Windows

One possible merge tool for windows is kdiff3 which works great. after installing kdiff3 git needs to be set up. This blog post describes it (http://www.blog.project13.pl/index.php/coding/1192/setup-git-on-windows-to-use-kdiff3-as-its-mergetool/) but its repeated here: add the following to .gitconfig [merge] tool=kdiff3 [mergetool “kdiff3”] path = C:/Program Files/KDiff3/kdiff3.exe keepBackup = false trustExitCode = false

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November 18, 2014 0

Make QT 5 detectable by cmake on windows

By in C++, cmake, qt, Visual Studio 2013, Windows

It seems that for cmake to be able to find the needed qt .cmake files it’s sufficient to add the qt bin folder to the path env variable (e.g. C:\Qt\5.3\msvc2013_64_opengl\bin)

October 31, 2014 0

Qt creator and perhaps visual studio 2013 is missing include directories and other env variables

By in c++, C++, Visual Studio 2013, Windows

Symptom: Cant compile any programs and compiler complaining about missing standard header files such as stddef.h diagnose: in QT creator go to project settings and inspect environment variables. There should be e.g an INCLUDE variable. If not the vcvarsall.bat file that is accompanying VS is not run propable. Following this post: http://schrievkrom.wordpress.com/2011/01/25/error-cannot-determine-the-location-of-the-vs-common-tools-folder/ it seems that the […]

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August 3, 2014 0

setting up wifi on raspberry pi

By in linux, raspberry pi

it seems that the /etc/network/interfaces file needs to contain: wpa-roam /etc/wpa_supplicant/wpa_supplicant.conf and when this is the case you can specify wifi settings in the file /etc/wpa_supplicant/wpa_supplicant.conf using this example: network={        ssid=”TNETRezound”        psk=”PASSWORD”        proto=RSN        key_mgmt=WPA-PSK        pairwise=CCMP        auth_alg=OPEN    […]

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August 2, 2014 0

install brother DCP-J725DW network scanner

By in linux

After downloading and installing the deb file from this link: http://support.brother.com/g/b/downloadlist.aspx?c=dk&lang=da&prod=dcpj725dw_eu_as&os=128&flang=English the scanner can be installed either using its ip address or its hostname using the program brsaneconfig4 (The program also have possibilities of listing currently installed devices and test their connectivity using the -q and -p option respectively) Using hostname: brsaneconfig4 -a name=BrotherScanner model=DCP-J725DW […]

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July 17, 2014 0

convert png image read using PIL to numpy array

By in python

Beware that conversion of an image with a non-standard format using np.array(Image.open(‘imagefile.png’)) can result in strange behavior. If eg the loaded image have a mode of LA the resulting numpy array are not initiated correctly. Use PIL Image convert function to get a format that you can convert (I expect single and triple channel image […]

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May 12, 2014 0

using sed to process file and delete lines matching a pattern

By in linux

sed ‘/pattern to match/d’ ./infile >> outfile or cat file | sed ‘/pattern to match/d’ >> ourfile

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