大约有 30,000 项符合查询结果（耗时：0.0427秒） [XML]
Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize
...
164
Compatibility Guide for JDK 8 says that in Java 8 the command line flag MaxPermSize has been re...
C Macro definition to determine big endian or little endian machine?
... conversion code is the other main candidate I've seen - you don't want to base everything off calling ntohl all the time.
– Steve Jessop
Jan 20 '10 at 13:03
...
How can I check if an ip is in a network in Python?
...
Continuing on Rafal's comment, to get this to work on a 64-bit Python interpreter, replace the line in question with: return struct.unpack('<L',socket.inet_aton(ip))[0]
– nitwit
Jan 22 '12 at 9:24
...
How to find all the subclasses of a class given its name?
I need a working approach of getting all classes that are inherited from a base class in Python.
10 Answers
...
AttributeError: 'module' object has no attribute 'urlopen'
....Request(siteurl, headers={'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.100 Safari/537.36'})
pageHTML = urllib.request.urlopen(req).read()
I hope your problem resolved.
...
Explicitly select items from a list or tuple
...bad idea to invoke magic variable. programmer selects their preferred way based on programming circumstances.
– Jacob CUI
Mar 25 '15 at 22:57
add a comment
...
Access nested dictionary items via a list of keys?
...the value to, then use the last element to set the value to the right key.
Demo:
>>> getFromDict(dataDict, ["a", "r"])
1
>>> getFromDict(dataDict, ["b", "v", "y"])
2
>>> setInDict(dataDict, ["b", "v", "w"], 4)
>>> import pprint
>>> pprint.pprint(dataDict)...
Getting time elapsed in Objective-C
... a link with much more information here: https://stackoverflow.com/a/23378064/588476
In light of that information, maybe it is safer to use Apple's function CACurrentMediaTime!
I also benchmarked the mach_timebase_info call and it takes approximately 19ns on my iPhone 6, so I removed the (not thre...
How do I copy to the clipboard in JavaScript?
...3+ (~April 2015)
Mozilla Firefox 41+ (shipping ~September 2015)
Opera 29+ (based on Chromium 42, ~April 2015)
Simple Example
(may not work embedded in this site, read "important" note above)
var copyTextareaBtn = document.querySelector('.js-textareacopybtn');
copyTextareaBtn.addEventListen...
How to create a custom-shaped bitmap marker with Android map API v2 [duplicate]
... Could you list the dependencies for this approach? A lot of the code base isn't accounted for.
– Jonathan Dunn
Nov 23 '17 at 23:36
...