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Asked: Dec 02,2020In: UNIX

SSL error when starting from crontab but not when starting manually — what is going wrong?

I have a little telegram bot running on a raspberry pi. It uses the aiogram framework which makes use of asyncio and aiohttp. When starting the bot via python bot.py, everything works well. But if I ...

python unix cron aiohttp

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Asked: Dec 02,2020In: UNIX

Cron Expresson in Spring Boot

I have below requirement. We need to run a job every 2 or 6 etc hours, that value is from a conf file in linux. Now in our java program spring boot ones we take that value from conf and create a cron ...

linux spring-boot unix

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Asked: Dec 02,2020In: UNIX

How to Blob Javascript (Binary Large Object) read file from disk on *nux?

How to Blob Javascript (Binary Large Object) attach file from disk in Ubuntu? let blob = new Blob(['Hello, world!'], {type: 'text/plain'}); but i need to add file csv from /home/user/test.csv or from ...

javascript unix ecmascript-6

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Asked: Dec 02,2020In: UNIX

I need a 2 bytes file that contains 2 digit number

This is probably a really dumb question, but I was trying different stuff without success. I need a file that contains a 2 digit number (12 for example) this file it only need to have a size of 2 ...

unix vim echo

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Asked: Dec 02,2020In: UNIX

Query regarding debugfs

I wanted to develop a driver utility for peripheral SFR access. As a debug utility, I wanted to use debugfs infrastructure. debugfs will contain two files, one command (rw permission) and other would ...

linux unix linux-device-driver

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Asked: Dec 02,2020In: UNIX

How do I read the Symboltable generated by objdump --disassemble, i.e. what does each column mean?

This is an excerpt of what I get but I don't understand it. I recognise the instructions but for example what is in the second column? Disassembly of section .text....

c++ bash unix terminal

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Asked: Dec 02,2020In: UNIX

How can I embed linux virtual machines in a website or a webapp? [closed]

So I am planning yo start a project to build a webapp and I had this idea that I have seen in many places. I have seen some websites where they have a like a linux virtual machine and a bash terminal ...

linux unix web web-applications virtual-machine

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Asked: Dec 02,2020In: UNIX

No performance difference in different variations of the same program

I copied glibc's implementation of binary search algorithm, then modified it a little bit to suit my needs. I decided to test it and other things I have learned about GCC (attributes and built-ins). ...

c unix gcc9

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Asked: Dec 02,2020In: UNIX

Writing file names generated on a particular date into a text file in Unix

How do I write filenames from a particular directory that are generated on a particular date to a text file? For eg. Suppose in the directory "home/temp" I have the files temp1.txt 12-NOV-...

linux shell unix

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Asked: Dec 02,2020In: UNIX

getopt_long confusion, flag setting with single-char switches

I'm parsing command line options using getopt_long based on the example from the man page. That example does something a bit sneaky, it includes two flag-setting options in long_options but does not ...

unix getopt-long

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