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How to check if an email address exists without sending an email?

... To VRFY, gmail responds "Send some mail, I'll try my best" ;-) – Armel Larcier Jun 25 '15 at 21:28 add a comment  |  ...
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What's a Good Javascript Time Picker? [closed]

... Depending on the application, this is one of my favorites as well. I did need to change the minute step period from 1 to 15 though, but that was very easy. – Chris Dutrow Aug 23 '10 at 21:32 ...
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How to check if array element exists or not in javascript?

I am working with Titanium, my code looks like this: 18 Answers 18 ...
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Protecting executable from reverse engineering?

I've been contemplating how to protect my C/C++ code from disassembly and reverse engineering. Normally I would never condone this behavior myself in my code; however the current protocol I've been working on must not ever be inspected or understandable, for the security of various people. ...
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How to check that an element is in a std::set?

...er way of simply telling if an element exists is to check the count() if (myset.count(x)) { // x is in the set, count is 1 } else { // count zero, i.e. x not in the set } Most of the times, however, I find myself needing access to the element wherever I check for its existence. So I'd hav...
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setResult does not work when BACK button pressed

...uce the end of the app lifecycle (via onPause() and onDestroy())? Also see my comment at the other answer. – pjv Mar 16 '11 at 22:24 ...
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Vim Insert Mode on Mac OS X

...nswered Mar 17 '09 at 13:16 Jeremy LJeremy L 6,89044 gold badges2626 silver badges3636 bronze badges ...
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How to initialise memory with new operator in C++?

...rator, how can I initialise them all to 0 without looping through them all myself? Should I just use memset ? Is there a “C++” way to do it? ...
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How to escape special characters in building a JSON string?

Here is my string 11 Answers 11 ...
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What is the difference between require_relative and require in Ruby?

... use the "./" format for a file in the current directory, e.g. require "./my_file" but that is not a common or recommended practice and you should use require_relative instead. require_relative This simply means include the file 'relative to the location of the file with the require_relative statem...