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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...
Binary Data in JSON String. Something better than Base64
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Python 3.4 includes base64.b85encode() and b85decode() now. A simple encode+decode timing measurement shows that b85 is more than 13 times slower than b64. So we have a 7% size win, but 1300% performance loss.
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Pairs from single list
...nd the need to process a list by pairs. I was wondering which would be the pythonic and efficient way to do it, and found this on Google:
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_csv.Error: field larger than field limit (131072)
... sys
import csv
csv.field_size_limit(sys.maxsize)
sys.maxsize works for Python 2.x and 3.x. sys.maxint would only work with Python 2.x (SO: what-is-sys-maxint-in-python-3)
Update
As Geoff pointed out, the code above might result in the following error: OverflowError: Python int too large to con...
数据存储组件 · App Inventor 2 中文网
...「出现错误时」事件，原因用中文说明。结果与 openssl、Python 等常用工具一致，可与服务器端互通。
使用指导密码摘要、接口签名、AES 加密保存、Basic 认证、与服务器互通的完整案例查看 →
快速上手
接口...
How to rename a file using Python
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As of Python 3.4 one can use the pathlib module to solve this.
If you happen to be on an older version, you can use the backported version found here
Let's assume you are not in the root path (just to add a bit of difficulty to i...
How to check if a float value is a whole number
...gt; (1.555).is_integer()
False
The method was added to the float type in Python 2.6.
Take into account that in Python 2, 1/3 is 0 (floor division for integer operands!), and that floating point arithmetic can be imprecise (a float is an approximation using binary fractions, not a precise real num...
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...
...（如fun123.cn）本土化完善
维度：进阶路径
Scratch：→ Python/JavaScript
App Inventor 2：→ Python/Java/Kotlin
详细对比
场景1：给小学生做编程启蒙
如果你的孩子刚上小学，从来没有接触过编程，Scratch是更温和的起点。它的舞...
Print a string as hex bytes?
I have this string: Hello world !! and I want to print it using Python as 48:65:6c:6c:6f:20:77:6f:72:6c:64:20:21:21 .
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How do I remove/delete a folder that is not empty?
...line 31, in <module> shutil.rmtree(thistestdir) File "/usr/lib/python2.6/shutil.py", line 225, in rmtree onerror(os.rmdir, path, sys.exc_info()) File "/usr/lib/python2.6/shutil.py", line 223, in rmtree os.rmdir(path) OSError: [Errno 90] Directory not empty: '/path/to/rmtree'
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