Recent questions tagged shell

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shell - KSH check if string starts with substring

I need to check if the variable has value of string which starts with specified substring. In Python it ... $foo starts with substring bar? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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960 views

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shell - Android: Adb rejected connection to client

I was trying to install an app on my nexus 5 from intellij and for the first time i get an error saying ... logcat" and it showed normal either. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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940 views

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shell - find and replace string in a file

I'm trying to find and replace a string in a folder of files. Could someone possibly help me? My script ... in the files themselves. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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974 views

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shell - KSH check if string starts with substring

I need to check if the variable has value of string which starts with specified substring. In Python it ... $foo starts with substring bar? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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908 views

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shell - Insert text before a certain line using Bash

How can I insert a set of lines (about 5) into a file at the first place a string is found? ... NewBestAnimals.txt dog giraffe cat dolphin cat See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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889 views

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shell - Calling external program from R with multiple commands in system

I am new to programming and mainly I am able to do some scripts within R, but for my work I need to ... motif file> <sequence file> [options] See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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901 views

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shell - Center-aligning text on console in Python

I am creating a simple console-based Python (version 2.4) script that will be run on a Bash shell. It is ... go about center-aligning the text? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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shell - Is there any adb command to enable developer options?

Developer Options can be enabled by tapping 7 times on build number. I am using adb shell input tap x y command ... tap on build number 7 times? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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shell - Using sendmail for HTML body and binary attachment

Objective: To send mail (using sendmail) with HTML body and binary attachment. Followed the guidelines specified in the ... to PHP, Python, etc. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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shell - Bash script with graphical menus

I have been writing simple bash scripts for a while now, and I was wondering how I could implement simple menus and, ... to edit it on the fly. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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949 views

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shell - Equivalent to Unix eval in Windows

Was wondering how you'd do the following in Windows: From a c shell script (extension csh), I'm running ... interest in running from CMD shell. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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956 views

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shell - check isatty in bash

I want my shell to detect if human behavior, then show the prompt. So, assume the file name is test.bash #! ... /test.bash # stdin in batch mode See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

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shell - Suppress error messages in Windows commandline

Let's say I already have a folder created on the next path file: "C:userscharqusdesktopMyFolder", and I run the ... is not what I looking for. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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shell - How to replace one character with two characters using tr

Can tr replace one character with two characters? I am trying to replace "~" with "~ " but the output does ... ~ " asdlksad ~ adlkajsd ~ 12345 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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shell - How to copy/cut a file (not the contents) to the clipboard in Windows on the command line?

Is there a way to copy (or cut) a file to the Windows clipboard from the command line? In particular with a ... Ctrl + C in Windows Explorer. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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968 views

1 answer

shell - How do you force a java swt program to "move itself to the foreground"?

Currently with swt, I sometimes want a program to arbitrarily come to the foreground (like an alarm clock might). ... type of clue, too... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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shell - How to concat variable and string in bash script

How to concat variable and string in bash script ? val1 = Variable1 + "any string " eg : val1 = $i + "- ... proper proper to get the solution ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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978 views

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shell - Daemonizing an executable in ansible

I am trying to create a task in ansible which executes a shell command to run an executable in daemon ... process based on certain conditions. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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977 views

1 answer

shell - How can I run Linux commands on an Android device?

On some Android devices, in the ADB shell, I can only run echo, cd, ls. When I run: tar -cvf //mnt/ ... process.waitfor() it also stopped. Why? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

shell - How can I run Linux commands on an Android device?

On some Android devices, in the ADB shell, I can only run echo, cd, ls. When I run: tar -cvf //mnt/ ... process.waitfor() it also stopped. Why? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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942 views

1 answer

shell - How can I run Linux commands on an Android device?

On some Android devices, in the ADB shell, I can only run echo, cd, ls. When I run: tar -cvf //mnt/ ... process.waitfor() it also stopped. Why? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

925 views

1 answer

shell - How can I run Linux commands on an Android device?

On some Android devices, in the ADB shell, I can only run echo, cd, ls. When I run: tar -cvf //mnt/ ... process.waitfor() it also stopped. Why? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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937 views

1 answer

shell - Why doesn't my variable seem to increment in my bash while loop?

I am fairly new to bash scripting. I can't seem to get the correct value of my counting variables to ... doing wrong would be very helpful. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

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shell - How to perform bitwise operations on hexadecimal numbers in bash?

In my bash script I have a string containing a hexadecimal number, e.g. hex="0x12345678". Is it possible to ... and do bit shifting on it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

1 answer

shell - Who can access a file with octal permissions "000" on Linux/UNIX?

If a file has permissions 000, who or what can access the file? What can they do to it? What, exactly, ... on a file mean in practice? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

1 answer

shell - How to get Git log with short stat in one line?

Following command outputs following lines of text on console git log --pretty=format:"%h;%ai;%s" --shortstat ed6e0ab ... of great help. Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

1 answer

shell - How to retrieve PHP exec() error responses?

Below is the command I tried executing, without success: exec('ln -s ' . PLUGIN_DIR . '/.htaccess ' . ... from PHP what error is occurring? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.0k views

1 answer

shell - What is the difference between alias and export (and a function!)[BASH]?

I'm surprised hasn't been asked before, but What is the difference between alias ? alias EXPORT=' ... the name of righteous-canonicalicism. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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