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How to rename a file using Python
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Use os.rename:
import os
os.rename('a.txt', 'b.kml')
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Maximum Java heap size of a 32-bit JVM on a 64-bit OS
The question is not about the maximum heap size on a 32-bit OS, given that 32-bit OSes have a maximum addressable memory size of 4GB, and that the JVM's max heap size depends on how much contiguous free memory can be reserved.
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Can I use require(“path”).join to safely concatenate urls?
...oin');
var fullUrl = urljoin('http://www.google.com', 'a', '/b/cd', '?foo=123');
console.log(fullUrl);
Prints:
'http://www.google.com/a/b/cd?foo=123'
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How to detect my browser version and operating system using JavaScript?
...Agent
else if ((verOffset=nAgt.indexOf("MSIE"))!=-1) {
browserName = "Microsoft Internet Explorer";
fullVersion = nAgt.substring(verOffset+5);
}
// In Chrome, the true version is after "Chrome"
else if ((verOffset=nAgt.indexOf("Chrome"))!=-1) {
browserName = "Chrome";
fullVersion = nAgt.substri...
Check OS version in Swift?
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For iOS, try:
var systemVersion = UIDevice.current.systemVersion
For OS X, try:
var systemVersion = NSProcessInfo.processInfo().operatingSystemVersion
If you just want to check if the users is running at least a specifi...
Windows path in Python
...can use always:
'C:/mydir'
this works both in linux and windows.
Other posibility is
'C:\\mydir'
if you have problems with some names you can also try raw string literals:
r'C:\mydir'
however best practice is to use the os.path module functions that always select the correct configuration f...
How to remove all characters after a specific character in python?
..., if you want remove every thing from the character, do this:
mystring = "123⋯567"
mystring[ 0 : mystring.index("⋯")]
>> '123'
If you want to keep the character, add 1 to the character position.
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Python: How to get stdout after running os.system? [duplicate]
I want to get the stdout in a variable after running the os.system call.
6 Answers
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Is there a portable way to get the current username in Python?
...e that works under both Linux and Windows, at least). It would work like os.getuid :
12 Answers
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How is Docker different from a virtual machine?
...ly known as libcontainer), which runs in the same operating system as its host. This allows it to share a lot of the host operating system resources. Also, it uses a layered filesystem (AuFS) and manages networking.
AuFS is a layered file system, so you can have a read only part and a write part wh...