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How to change the type of a field?
... @SundarBons yes you are re-writing a field across your database, this is a big deal no matter how you do it. If you were using SQL and this was a big table you would probably have to take some down time.
– Gates VP
Jun 28 '16 at 18:16
...
CURL alternative in Python
...ata(user, password):
return "Basic " + (user + ":" + password).encode("base64").rstrip()
# create the request object and set some headers
req = urllib2.Request(url)
req.add_header('Accept', 'application/json')
req.add_header("Content-type", "application/x-www-form-urlencoded")
req.add_header('A...
__proto__ VS. prototype in JavaScript
...hods to prototype object? This will work if f.__proto__ = g where g is the base class.
– abhisekp
Jul 1 '16 at 16:08
M...
Create subdomains on the fly with .htaccess (PHP)
...an application as the question proposes.
I have documented my mod_rewrite based mass virtual hosting environment before in a post on my blog, which you could look at if that is the route you wish to take. There is also, of course, the respective Apache manual page.
Apache also has an internal way ...
How to change int into int64?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to check if there exists a process with a given pid in Python?
...format(pid)):
return True
return False
This applies to linux based systems only, obviously.
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WKWebView not loading local files under iOS 8
...w loadFileURL:allowingReadAccessToURL:].
There is a workaround for iOS 8, demonstrated by shazron in Objective-C here https://github.com/shazron/WKWebViewFIleUrlTest to copy files into /tmp/www and load them from there.
If you're working in Swift, you could try nachos4d's sample instead. (It's als...
Multiple linear regression in Python
...5
Df Residuals: 19 BIC: 64.59
Df Model: 3
==============================================================================
coef std err t P>|t| ...
How exactly does the callstack work?
...e variables. Such an anchor address is actually contained in the so-called base or frame pointer which is stored in the EBP register. The offsets, on the other hand, are clearly known at compile time and are therefore hardcoded into the machine code.
This graphic from Wikipedia shows what the typic...
What's the correct way to convert bytes to a hex string in Python 3?
... convenient transformations like quoted-printable (fits into 7bits ascii), base64 (fits into alphanumerics), hex escaping, gzip and bz2 compression. In Python 2, you could do:
b'foo'.encode('hex')
In Python 3, str.encode / bytes.decode are strictly for bytes<->str conversions. Instead, you...