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php 获取操作系统、浏览器版本信息(持续更新) - 更多技术 - 清泛网 - 专...

...版本,以及用户使用何种浏览器等信息,本文主要提供getOS、getBrowser、getBrowserVer三个方法,对网上各方法进行测试汇总整理,持续更新希望能成为最佳实现,欢迎大家多提意见。一、获取操作系统信息: /** * 获取os信息 * ...
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How do you get a directory listing sorted by creation date in python?

...pdate: to sort dirpath's entries by modification date in Python 3: import os from pathlib import Path paths = sorted(Path(dirpath).iterdir(), key=os.path.getmtime) (put @Pygirl's answer here for greater visibility) If you already have a list of filenames files, then to sort it inplace by creati...
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How can I pass data from Flask to JavaScript in a template?

... </script> <script type="text/javascript" src="/static/test123.js"></script> If I input jinja variables in test123.js it doesn't work and you will get an error. share | im...
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Test if executable exists in Python?

... Easiest way I can think of: def which(program): import os def is_exe(fpath): return os.path.isfile(fpath) and os.access(fpath, os.X_OK) fpath, fname = os.path.split(program) if fpath: if is_exe(program): return program else: fo...
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How get integer value from a enum in Rails?

...lass to access the integer value for that instance: my_model = Model.find(123) Model.sale_infos[my_model.sale_info] # Returns the integer value share | improve this answer | ...
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How to set environment variables in Python?

... Environment variables must be strings, so use os.environ["DEBUSSY"] = "1" to set the variable DEBUSSY to the string 1. To access this variable later, simply use: print(os.environ["DEBUSSY"]) Child processes automatically inherit the environment variables of the par...
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Using os.walk() to recursively traverse directories in Python

... This will give you the desired result #!/usr/bin/python import os # traverse root directory, and list directories as dirs and files as files for root, dirs, files in os.walk("."): path = root.split(os.sep) print((len(path) - 1) * '---', os.path.basename(root)) for file in fi...
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What does [object Object] mean?

...answered Aug 21 '14 at 6:25 user123444555621user123444555621 123k2323 gold badges101101 silver badges120120 bronze badges ...
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Detecting Windows or Linux? [duplicate]

...he commons lang has a class SystemUtils.java you can use : SystemUtils.IS_OS_LINUX SystemUtils.IS_OS_WINDOWS share | improve this answer | follow | ...
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Batch file: Find if substring is in string (not in a file)

... When this is run in CMD.EXE, we get: C:\DemoDev>y pqrs "abc def pqr 123" got one - pattern not found C:\DemoDev>y pqr "abc def pqr 123" got zero - found pattern share | improve this a...