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Recent questions tagged Linux
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linux - What is the difference between ldd and objdump?
I am running these two commands, and I'm getting different output: $ ldd `which ls` linux-gate.so.1 => ( ... ldd from what I can tell... See Question&Answers more detail:os...
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linux - How to change rvm install location?
Currently I have rvm installed under /home/john/.rvm How do move rvm to the location /opt/local/rvm ? I ... by step instruction I could follow? See Question&Answers more detail:os...
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linux - How do you change the MIME type of a file from the terminal?
What I'm looking for is a counterpart to file -I (Darwin; -i on Linux). For example, given: $ file ... would very much be appreciated. Chris See Question&Answers more detail:os...
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linux - Docker Volume not mounting any files
I'm trying to mount my source files to a directory in docker located at /var/dynamo. I'd like to be able to run ... } ] Docker version is 1.9.1 See Question&Answers more detail:os...
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linux - Shell script argument parsing
There are a number of questions about this sort of thing but lets imagine we are targeting a generic Linux system ... | -e simple-example) See Question&Answers more detail:os...
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linux - C: avoiding overflows when working with big numbers
I've implemented some sorting algorithms (to sort integers) in C, carefully using uint64_t to store anything ... overflow occurs at runtime? See Question&Answers more detail:os...
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linux - Use slurm job id
When I launch a computation on the cluster, I usually have a separate program doing the post-processing at the ... inserted. Any idea? Thanks See Question&Answers more detail:os...
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Oct 24, 2021
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linux - Does WGET timeout?
I'm running a PHP script via cron using Wget, with the following command: wget -O - -q -t 1 http://www. ... it needs, or will it time out? See Question&Answers more detail:os...
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linux - How to portably extend a file accessed using mmap()
We're experimenting with changing SQLite, an embedded database system, to use mmap() instead of the usual read() and ... big call to munmap()? See Question&Answers more detail:os...
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Oct 24, 2021
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linux - Why doesn't perf report cache misses?
According to perf tutorials, perf stat is supposed to report cache misses using hardware counters. However, on my ... 2300K, if that matters. See Question&Answers more detail:os...
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Oct 24, 2021
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linux - How to list running screen sessions?
I have a bunch of servers, on which I run experiments using screen. The procedure is the following : ssh to ... not the point of my question. See Question&Answers more detail:os...
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linux - Why does my java gui "jump" when moving it the first time?
I have a simple java gui (code below) which for some reason when displayed, will "jump" back to it's ... whether exporting the display or not. See Question&Answers more detail:os...
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linux - What does a hexadecimal number, with a register in parenthesis mean in Assembly?
lea 0x1c(%ebp),%eax So, I understand vaguely what the lea instruction does, and I know those are registers, but ... this code out of objdump. See Question&Answers more detail:os...
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linux - Diolan DLN-2 SPI controller on x86_64 platform
I am attempting to utilize the DLN-2 in an x86_64 Linux environment (kernel version 4.18) to provide SPI and ... SUBSYSTEM="spidev", DRIVER="" See Question&Answers more detail:os...
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linux - "When" condition on Ansible playbook doesn't work as expected using operators
Below playbook use conditional statement with operators in Ansible. When I run the playbook, it never takes/ ... unreachable=0 failed=0 See Question&Answers more detail:os...
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linux - How to print a single ASCII char?
In DOS Assembly we can do this: mov dl, 41h mov ah, 02h int 21h But how about Linux nasm x86 Assembly? See Question&Answers more detail:os...
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Oct 24, 2021
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610
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linux - PHP syntax for arrays: different behaviour between PHP versions
I made a PHP page with an array using the following syntax: $Legenda = [ "Cores" => ["#FF0000", "#FFA500", ... linux, or why doesn't this work? See Question&Answers more detail:os...
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linux - Why characters received in serial connection only after pressing enter?
I have a simple PC to board connection using serial (9600, no parity, 8 bits, no hw flow) I opened simple ... as dummy) Thanks for advise, Ran See Question&Answers more detail:os...
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linux - How to enable mysqli support for PHP's CLI
I'm using Ubuntu LTS 14.04 operating system and I'm trying to test my PHP scripts in the PHP CLI, but ... again, and the same error displayed. See Question&Answers more detail:os...
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linux - Access .data section in Position Independent Code
I'm building a shared library with NASM. In that library, in some function, I need what we'd call a static ... Error 1 What am I doing wrong? See Question&Answers more detail:os...
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linux - ORACLE : Io exception: The Network Adapter could not establish the connection
We are getting this error sporadically. With the same TNS, we are able to make proper connections ... getConnection(OracleDataSource.java:165) See Question&Answers more detail:os...
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linux - How to find words from one file in another file?
In one text file, I have 150 words. I have another text file, which has about 100,000 lines. How can I check for ... o -f "words.txt" "text.txt" See Question&Answers more detail:os...
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Oct 24, 2021
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614
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linux - Implementing pipelining in C. What would be the best way to do that?
I can't think of any way to implement pipelining in c that would actually work. That's why I've decided to write ... { wait(NULL); } } Thanks. See Question&Answers more detail:os...
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votes
709
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linux - Python doesn't find a directory using the home sign ~
I have created a small Python script to save directories in a side directory, under the current user. I am running ... 'echo "$USER"') partuck 0 See Question&Answers more detail:os...
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553
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linux - Unable to open remotely installed sonar on a browser
I have installed sonar on a remote Linux cent OS server. I have configured the database on the same server. When I ... 30 15:53 war Thanks, N See Question&Answers more detail:os...
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linux - Can't run executable linked with libc
I am assembling my hello world with the following command: nasm -f elf64 test.asm I then link with this: ld -s ... my libc linked exe to run? See Question&Answers more detail:os...
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linux - Less gets keyboard input from stderr?
I'm taking a look at the code to the 'less' utility, specifically how it gets keyboard input. Interestingly, on ... I'm in Kansas anymore... See Question&Answers more detail:os...
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linux - Why does Python "preemptively" hang when trying to calculate a very large number?
I've asked this question before about killing a process that uses too much memory, and I've got most of ... 2014 x86_64 x86_64 x86_64 GNU/Linux See Question&Answers more detail:os...
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