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How to check if an email address exists without sending an email?
...r via telnet to ask whether an email address exists. Here's an example of testing an email address for stackoverflow.com:
C:\>nslookup -q=mx stackoverflow.com
Non-authoritative answer:
stackoverflow.com MX preference = 40, mail exchanger = STACKOVERFLOW.COM.S9B2.PSMTP.com
stackoverflow.c...
php stdClass to array
... 'bbb' => string 'adsf43' (length = 6)
1 => int 3
Note:
Tested and working with complex arrays where a stdClass object can contain other stdClass objects.
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How to escape a JSON string to have it in a URL?
... found a solution today using Bruno Jouhier's jsUrl.js library.
I haven't tested it very thoroughly yet. However, here is an example showing character lengths of the string output after encoding the same large object using 3 different methods:
2651 characters using jQuery.param
1691 characters us...
How can I find the number of arguments of a Python function?
... help function only shows what the docstring says. Have you even tested if it works with the function definition in the question?
– 0xc0de
Nov 2 '14 at 17:35
1
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Can C++ code be valid in both C++03 and C++11 but do different things?
...ssion. Granted, the C++03 one did come up with a warning form Clang when I tested it.
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UITapGestureRecognizer tap on self.view but ignore subviews
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If your if test fails, your implementation fails to return a BOOL; for proper style return YES after an if block (using { }) or in an else branch. Thanks, though, saved me a bit of reading.
– RobP
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How to find and return a duplicate value in array
...
It's linear, O(n), but now needs to manage multiple lines-of-code, needs test cases, etc.
If you need an even faster solution, maybe try C instead.
And here is the gist comparing different solutions: https://gist.github.com/naveed-ahmad/8f0b926ffccf5fbd206a1cc58ce9743e
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Better way to cast object to int
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Use Int32.TryParse as follows.
int test;
bool result = Int32.TryParse(value, out test);
if (result)
{
Console.WriteLine("Sucess");
}
else
{
if (value == null) value = "";
Console.WriteLine("Failure");
}
...
Getting the caller function name inside another function in Python? [duplicate]
... option in BaseConfig()
import logging
logging.basicConfig(filename='/tmp/test.log', level=logging.DEBUG, format='%(asctime)s | %(levelname)s | %(funcName)s |%(message)s')
def A():
logging.info('info')
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How can I uninstall an application using PowerShell?
...o use an how to make it match your string correctly. Just use the shell to test, and once you get it right replace the -match :)
– nickdnk
Jan 16 '15 at 14:59
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