大约有 6,500 项符合查询结果（耗时：0.0262秒） [XML]
Converting NSString to NSDate (and back again)
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totally worth checking this post.
– iOmi
Jan 22 '13 at 9:45
7
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Select N random elements from a List in C#
...is is not evenly distributed. Elements 16 thru 22 get underselected (16 = .123, 17 = .124), while element 34 gets overselected (34 =.129). Elements 39 and 40 also get underselected but not by as much (39 = .1247, 40 = .1246)
– Ankur Goel
Feb 22 '10 at 23:21
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How to install trusted CA certificate on Android device?
...tall new certificates.
From Android KitKat (4.0) up to Nougat (7.0) it's possible and easy. I was able to install the Charles Web Debbuging Proxy cert on my un-rooted device and successfully sniff SSL traffic.
Extract from http://wiki.cacert.org/FAQ/ImportRootCert
Before Android version 4.0, w...
Web-scraping JavaScript page with Python
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Any alternatives for those of us programming within Windows?
– Hoshiko86
Jun 5 '17 at 19:54
2
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Is there a way to automate the android sdk installation?
...<http | socks>: Connect via a proxy of the given type.
--proxy_host=<IP or DNS address>: IP or DNS address of the proxy to use.
--proxy_port=<port #>: Proxy port to connect to.
* If the env var REPO_OS_OVERRIDE is set to "windows",
"macosx", or "linux", packages will b...
Windows batch: formatted date into variable
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You can get the current date in a locale-agnostic way using
for /f "skip=1" %%x in ('wmic os get localdatetime') do if not defined MyDate set MyDate=%%x
Then you can extract the individual parts using substrings:
set today=%MyDate:~0,4%-%MyDate:~4,2%-%MyDate:~6,2%
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Difference between API and ABI
... to use some library function we write code like:
long howManyDecibels = 123L;
int ok = livenMyHills( howManyDecibels);
and we needed to know that there is a method livenMyHills(), which takes a long integer parameter. So as a Programming Interface it's all expressed in source code. The compile...
Socket.IO Authentication
...rst_name: 'John',
last_name: 'Doe',
email: 'john@doe.com',
id: 123
};
// we are sending the profile in the token
var token = jwt.sign(profile, jwtSecret, { expiresInMinutes: 60*5 });
res.json({token: token});
});
Now, your socket.io server can be configured as follows:
var s...
Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
...shall be the null character if the program name is not available from the host environment.
So no, it's only the program name if that name is available. And it "represents" the program name, not necessarily is the program name. The section before that states:
If the value of argc is greater th...
Is quitting an application frowned upon?
...ging your mind -- rather, these are here for others who come to read this post in the future.
The point is that I cannot allow for
Android to determine when my app is
going to be terminated. that must be
the choice of the user.
Millions of people are perfectly happy with the model where the enviro...