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App Inventor 2 试验组件 · App Inventor 2 中文网
...)，编译为apk则不受限制安装后可正常运行。
demo程序下载：
chatgpt.aia
属性
ApiKey
ChatGPT 的 ApiKey，由用户提供。如果提供，我们将使用它来代替聊天代理服务中的 API 密钥。
注意：我们不将其作为属性在“界面设计”...
Run cron job only if it isn't already running
...-one
then add run-one before your crontab script
*/20 * * * * * run-one python /script/to/run/awesome.py
Check out this askubuntu SE answer. You can find link to a detailed information there as well.
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How many socket connections can a web server handle?
...ven C# ranks at 11 (6.9M per second). Scala and Clojure rank further down. Python ranks at 29th at 2.7M per second.
At the bottom of the list, I note laravel and cakephp, rails, aspnet-mono-ngx, symfony, zend. All below 10k per second. Note, most of these frameworks are build for dynamic pages and q...
What Process is using all of my disk IO
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You're looking for iotop (assuming you've got kernel >2.6.20 and Python 2.5). Failing that, you're looking into hooking into the filesystem. I recommend the former.
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Subprocess changing directory
...g cd .. in a child shell process using subprocess won't change your parent Python script's working directory i.e., the code example in @glglgl's answer is wrong. cd is a shell builtin (not a separate executable), it can change the directory only in the same process.
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Why is this program erroneously rejected by three C++ compilers?
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You could try the following python script. Note that you need to install PIL and pytesser.
from pytesser import *
image = Image.open('helloworld.png') # Open image object using PIL
print image_to_string(image) # Run tesseract.exe on image
To use...
Script to get the HTTP status code of a list of urls?
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I found a tool "webchk” written in Python. Returns a status code for a list of urls.
https://pypi.org/project/webchk/
Output looks like this:
▶ webchk -i ./dxieu.txt | grep '200'
http://salesforce-case-status.dxi.eu/login ... 200 OK (0.108)
https://support...
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
属性
方法
使用示例
基本颜色设置
透明状态栏
全屏模式
动态颜色切换
应用场景 ...
Can I mask an input text in a bat file?
... the command line. For example, you can replace the cscript section with: 'python -c "from getpass import getpass; pwd = getpass(); print pwd;"'
– Cerin
Jul 30 '10 at 17:15
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How do I choose between Tesseract and OpenCV? [closed]
...performs basic OCR, but it is not a very good OCR engine (I've made one in Python before from scratch. It's really inaccurate for input that deviates from your training data).
If you want to get a basic understanding of how hard OCR is, try OpenCV. Tesseract is for real OCR.
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