shell
When scripting, what's the difference between #!/usr/bin/perl and #!/usr/bin/env perl?
Obviously this applies e开发者_开发知识库qually with python, bash, sh, etc substituted for perl![详细]
2023-04-09 20:22 分类:问答diff on two program with same input?
#!bin/sh i=0; while read inputline do array[$i]=$inputline; i=`expr $i + 1` done j=i; ./a.out > test/temp;[详细]
2023-04-09 17:01 分类:问答Threading a shell script
I have a small shell script that executes ~30 Java commands consecutively. Each one pulls data from a MySQL db then j开发者_StackOverflow中文版ams it into a BI tool. Is there any way to execute >1 of[详细]
2023-04-09 16:13 分类:问答In IntelliJ IDEA, how can I create a key binding that executes a shell script with the current file as a parameter?
In IntelliJ IDEA, how can I create a key binding that executes a shell script with the current file as a parameter?[详细]
2023-04-09 15:54 分类:问答Shorter Scala Script header
It\'s possible to write shell scripts in Scala by starting a text file with: #!/bin/sh exec scala \"$0\" \"$@\"[详细]
2023-04-09 14:32 分类:问答In the Unix/Linux shell programming:the difference between > and >&
int main(void) { char buf[] = \"standard err, output.\\n\"; printf(\"standard output.\\n\"); if (write(STDERR_FILENO,buf, 22) != 22)[详细]
2023-04-09 14:30 分类:问答How do I force a read to pass
So I am writing a simple shell. The relevant codes are posted below. void sig_int_handler(int signum) {[详细]
2023-04-09 11:51 分类:问答Shell script that continuously checks a text file for log data and then runs a program
I have a java program that stops often due to erro开发者_运维百科rs which is logged in a .log file. What can be a simple shell script to detect a particular text in the last/latest line say[详细]
2023-04-09 10:43 分类:问答Bash and MySQL variables error
I have the following script: #!/bin/sh Q=`</dev/urandom tr -dc A-Za-z0-9 | head -c30` mysql -uusername -ppasword accounts -e \"update forum set key=\'$Q\' where id=\'1\';\"[详细]
2023-04-09 09:31 分类:问答Returning an exit code from a shell script that was called from inside a perl script
I have开发者_StackOverflow社区 a perl script (verifyCopy.pl) that uses system() to call a shell script (intercp.sh).[详细]
2023-04-09 07:38 分类:问答