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write a shell script to ssh to a remote machine and execute commands
...nce ###########"
ssh -i ~/.ssh/ec2_instance.pem ubuntu@ip_address 'touch a.txt; touch b.txt; sudo systemctl status tomcat.service'
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StatusbarTools 扩展 - 状态栏自定义工具 · App Inventor 2 中文网
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StatusbarTools 扩展
扩展下载
功能概述
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方法
使用示例
基本颜色设置
透明状态栏
全屏模式
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应用场景 ...
Remove blank lines with grep
...
Try the following:
grep -v -e '^$' foo.txt
The -e option allows regex patterns for matching.
The single quotes around ^$ makes it work for Cshell. Other shells will be happy with either single or double quotes.
UPDATE: This works for me for a file with blank ...
wget command to download a file and save as a different filename
...e O. Full command line to use could be:
wget www.examplesite.com/textfile.txt --output-document=newfile.txt
or
wget www.examplesite.com/textfile.txt -O newfile.txt
Hope that helps.
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Duplicate files copied (Android Studio 0.4.0) [duplicate]
...es is:
android {
packagingOptions {
exclude 'META-INF/LICENSE.txt'
}
}
You can add as many exclude statement as you want. The value is the archive path. No wildcard or glob support yet.
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How to redirect the output of a PowerShell to a file during its execution
...-null
$ErrorActionPreference = "Continue"
Start-Transcript -path C:\output.txt -append
# Do some stuff
Stop-Transcript
You can also have this running while working on stuff and have it saving your command line sessions for later reference.
If you want to completely suppress the error when attempt...
Scratch还是App Inventor？低代码编程工具2026终极横评：谁才是真正的入门...
...长空间已经远远领先。
中文网平台（fun123.cn）提供了完整的中文文档、本土化教程和活跃的社区支持，MIT最新特性同步更新，这降低了国内用户的使用门槛。编程教育的下半场，比的不是谁的积木更花哨，而是谁能真正帮学...
ImageView 扩展：图片查看器扩展，支持缩放、双击缩放和动画缩放 · App In...
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ImageView 扩展
下载链接
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截图
扩展界面
缩放类型设置
积木示例
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File name? Path name? Base name? Naming standard for pieces of a path
...parate to the dot. You need to handle file names of "foo", "foo." and "foo.txt" (and even "foo.txt.bak".)
– Oddthinking
Feb 11 '10 at 21:22
2
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Configure Log4net to write to multiple files
...ype="log4net.Appender.FileAppender">
<file value="log-file-1.txt" />
<appendToFile value="true" />
<layout type="log4net.Layout.PatternLayout">
<conversionPattern value="%date %message%newline" />
</layout>
</appende...