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Office在线预览及PDF在线预览的实现方式大集合 - 更多技术 - 清泛网 - 专注...
...后通过网页加载Flash预览微软方：利用Office2007以上版本的一个PDF插件SaveAsPDFandXPS.exe可以导...一、服务器先转换为PDF，再转换为SWF，最后通过网页加载Flash预览
微软方：利用Office2007以上版本的一个PDF插件SaveAsPDFandXPS.exe可以导出PD...
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...
How to set environment variables in Python?
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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...
Using os.walk() to recursively traverse directories in Python
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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...
Detecting Windows or Linux? [duplicate]
...he commons lang has a class SystemUtils.java
you can use :
SystemUtils.IS_OS_LINUX
SystemUtils.IS_OS_WINDOWS
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Deleting all files in a directory with Python
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Via os.listdir and os.remove:
import os
filelist = [ f for f in os.listdir(mydir) if f.endswith(".bak") ]
for f in filelist:
os.remove(os.path.join(mydir, f))
Or via glob.glob:
import glob, os, os.path
filelist = glob.g...
MVC演化史 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...逻辑，而View关注外在的可视的逻辑。
多种表现形式：同一个Model往往需要多种View表现形式，如文本、图像。
提高可测试性：相对Model而言，View是不容易测试的。
从View中分离Controller就不那么重要了。Desktop软件的时代，View...
Calculating a directory's size using Python?
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This walks all sub-directories; summing file sizes:
import os
def get_size(start_path = '.'):
total_size = 0
for dirpath, dirnames, filenames in os.walk(start_path):
for f in filenames:
fp = os.path.join(dirpath, f)
# skip if it is symbolic li...
技术人员如何创业《二》- 合伙人的模式 - 资讯 - 清泛网 - 专注C/C++及内核技术
...组合。技术创业者刚出来创业一般也都会找合伙人，毕竟一个人搞定不了太多的事情，除非自己做的东西一个人可以搞定，比如开个小店之内的。如何研发一个好的产品参考 技术人员如何创业《一》- 产品及想法 。是不是只要...
How do I programmatically determine operating system in Java?
I would like to determine the operating system of the host that my Java program is running programmatically (for example: I would like to be able to load different properties based on whether I am on a Windows or Unix platform). What is the safest way to do this with 100% reliability?
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