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How to write DataFrame to postgres table?
There is DataFrame.to_sql method, but it works only for mysql, sqlite and oracle databases. I cant pass to this method postgres connection or sqlalchemy engine.
...
How can I get the source code of a Python function?
...ole class: you can restore it method by method: dir(MyClass), then MyClass.__init__?? and so on.
– Valerij
May 8 '19 at 12:32
...
How do I get the current date in JavaScript?
...h and date if you're not in north America.
– Mark Micallef
Jun 11 '14 at 4:11
6
The new Date.prot...
How do I make a request using HTTP basic authentication with PHP curl?
...
You want this:
curl_setopt($ch, CURLOPT_USERPWD, $username . ":" . $password);
Zend has a REST client and zend_http_client and I'm sure PEAR has some sort of wrapper.
But its easy enough to do on your own.
So the entire request might look ...
Keyboard shortcut to change font size in Eclipse?
...d Fonts preference page, the commands persistently change the font size in all editors of the same type. If the editor type's font is configured to use a default font, then that default font will be zoomed.
So, the font size change is not limited to the current file and the new value of the font s...
Making macOS Installer Packages which are Developer ID ready
Note: This is for OS X Installer packages only, packages for submission to the Mac App Store follow different rules.
5 ...
How to log out user from web site using BASIC authentication?
...designed to manage logging out. You can do it, but not completely automatically.
What you have to do is have the user click a logout link, and send a ‘401 Unauthorized’ in response, using the same realm and at the same URL folder level as the normal 401 you send requesting a login.
They must b...
How to urlencode data for curl command?
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@kberg actually, this will only work for query data. curl will append a '?' followed by the urlencoded params. If you want to urlencode some url postfix (such as a CouchDB GET for some document id), then '--data-urlencode' won't work.
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How do you check in python whether a string contains only numbers?
....isdigit():
From the isdigit documentation:
str.isdigit()
Return True if all characters in the string are digits and there is at least one character, False otherwise. Digits include decimal characters and digits that need special handling, such as the compatibility superscript digits. This covers ...
Detect if Android device has Internet connection
...onseCode() == 200);
} catch (IOException e) {
Log.e(LOG_TAG, "Error checking internet connection", e);
}
} else {
Log.d(LOG_TAG, "No network available!");
}
return false;
}
Of course you can substitute the http://www.google.com URL for any other serv...