I’m implementing a virtual keyboard using QML. So far I literally map the char to print for the different key maps (w/o shift, with shift, with Alt Gr, etc.). So I have to write down all the chars for different layouts somewhere in the code. Especially for layouts and languages where two or more key pre…
Renaming JSON files based on their contents
I have loads of geographical json files with date_geohash.json name format and I have to convert them to date_latitude-longotude.json format. For example I need to convert 2017-03-28_u13hhyn.json to 2017-03-28_N52.76-E1.62.json. I’m trying to write a bash script to rename these json files using ‘…
Why does the command and its arguments have to be in a list for subprocess.Popen?
I tried doing Which gives me Following Python subprocess.Popen with var/args I did Which did work. Why is that? Why do I have to split my command and its arguments? What’s the rationale behind this design? Python version: Answer That’s how all process invocations work on UNIX. Under the hood, runn…
How to fix syntax error at or near “psql” in psql ubuntu
I am entirely new to psql and not particularly familiar with some terms. I am following instructions on an ETL process for mimic-in the link here: https://github.com/chichukw/mimic-omop/blob/master/README-run-etl.md. When I run this code, it shows no output but this error: syntax error at or near “psql&…
Anaconda for linux 32 bit OS [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. If you believe the question would be on-topic on another Stack …
How can I specify a regex in a zgrep/zcat command?
I want to find in a list of words, every words with a least 3 times the same letter in it. To achieve that I did .*(w).*1.*1.*1.* and you can test it here http://www.regexplanet.com/advanced/java/index.html but I don’t know how to put it in my zgrep command. How can I insert this regex in a zgrep comman…
How to use zgrep and regular expression?
I’m trying to do some research in a .gz file so I found out I should use zcat / zgrep now after a bit of research I can’t figure out how to use a regex with zgrep I tried to do it like this zgrep ‘[sS]{10,}’ a.gz but nothing comes out even if there are string of minimum 10 characters
C Linux Check free space in mount
When I running df -h I can see that in /dev I use 6M and the size is 40M , and Available size is 34M . How can I get this information with c code? Answer From here: Use the statvfs API: and the prototype of the statvfs is The results will be filled to the buf statvfs struct: The
Single quoted full path files in a text file can’t do for loop processing mv: cannot stat … No such file or directory
I have a test file which contains a space-separated files that I want to move/delete. Example line: I want to move the files away to another directory in a for loop: But it gives me an error. Why? 2nd problem after this how could I move actually this file to the new place with included the original directory …
How to set cronjob on wake up from sleep? [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. This question does not appear to be about a specific programming problem, a software algorithm, or software tools primarily used by programmers. If you believe the question would be on-topic on another Stack …