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How to default to other directory instead of home directory
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Just write that line to a file "cd.sh", then do this from your shell prompt:
. ./cd.sh
Or you can create an alias or function in your $HOME/.bashrc file:
foo() { cd /d/work_space_for_my_company/project/code_source ; }
If the directory name includes sp...
How to get the source directory of a Bash script from within the script itself?
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#!/bin/bash
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
is a useful one-liner which will give you the full directory name of the script no matter where it is being called from.
It will work as long ...
Converting Mercurial folder to a Git repository
...nux or anything with bash/sh or similar, or python, try with fast export:
cd
git clone git://repo.or.cz/fast-export.git
git init git_repo
cd git_repo
~/fast-export/hg-fast-export.sh -r /path/to/old/mercurial_repo
git checkout HEAD
...
如何实现心电图曲线 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
本帖最后由 chenweigang 于 2024-06-21 17:03 编辑
我想做一个采集数据，显示曲线的app，类似下图显示心电图和心率这样的曲线，请问需要用什么控件实现，如果实现多条曲线又该怎么办？
简单的图表使用原生组件可以实现：
有...
列表显示框.获取主文本 方法参数怎么拼接？怎么使用？ - App Inventor 2 中...
会员提问：请问下，这个紫色的块到底要怎么接，后面“列表元素”接什么数据？
A：按照文档，是接一个字典的。存在的意义及具体用法需要研究。
米思齐(Mixly) × App Inventor2 接入调研报告：技术路线、接入步骤与教程...
...讲）
1. 第1讲 认识米思齐：安装、界面、支持板卡、第一个上传程序（Blink）
2. 第2讲 串口通信基础：Mixly 串口打印/读取块，串口助手调试，理解数据流
3. 第3讲 蓝牙模块入门：HC-05 接线、AT 指令配对、经典蓝牙 vs BLE 区别
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Windows shell command to get the full path to the current directory?
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Use cd with no arguments if you're using the shell directly, or %cd% if you want to use it in a batch file (it behaves like an environment variable).
sha...
How are software license keys generated?
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For old-school CD keys, it was just a matter of making up an algorithm for which CD keys (which could be any string) are easy to generate and easy to verify, but the ratio of valid-CD-keys to invalid-CD-keys is so small that randomly guessi...
git pull while not in a git directory
...d in a different directory without leaving the current directory:
(cd ~/foo && git status)
git --git-dir=~/foo/.git --work-tree=~/foo status
GIT_DIR=~/foo/.git GIT_WORK_TREE=~/foo git status
(cd ../..; git grep foo)
for d in d1 d2 d3; do (cd $d && git svn rebase); d...
How to get the path of the batch script in Windows?
...ou want to be careful to use it in quotes, although they're not needed for cd either.
– Martin Pain
Feb 19 '15 at 11:04
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