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How to send a JSON object using html form data
...bject, using only html, there's a way. In some server side frameworks like PHP you can write the follow code:
<form action="myurl" method="POST" name="myForm">
<p><label for="first_name">First Name:</label>
<input type="text" name="name[first]" id="fname"&...
Generate 'n' unique random numbers within a range [duplicate]
...ould instead of enclosing the random.sample() call inside the try...except block, check if the size of the sample (3 above) is smaller or equal (<=) than the size of the population (range(1, 2) above).
– Hakim
Mar 11 '17 at 19:42
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Does java have a int.tryparse that doesn't throw an exception for bad data? [duplicate]
...ions are very slow, because they unwind the stack and look for any finally blocks. Exceptions should be avoided for validation. They are there for reporting serious problems, i.e. exceptions should be exceptional.
– Concrete Gannet
Aug 12 '12 at 6:36
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What are App Domains in Facebook Apps?
...l machine and then set it to the exact www.example.com host. Will Facebook block it?
– David
Mar 5 '16 at 20:40
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In what situations would AJAX long/short polling be preferred over HTML5 WebSockets?
...e point in the middle (like with AJAX or Long Polling with a language like PHP).
You can store data in RAM, or even republish between sockets straight away.
Security considerations
People are often concerned about the security of WebSockets. The reality is that it makes little difference or even p...
Search for a string in Enum and return the Enum
...but beware - there is no .TryParse for enums, so you WILL need a try/catch block around the parse to catch failures.
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Focus Input Box On Load
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The first code block suggested actually places the cursor at the end of the existing value as well, it works good. I apreciate your help.
– Codex73
Dec 2 '10 at 12:47
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How to match, but not capture, part of a regex?
...use of \K for resetting match positions to prevent the inclusion of number blocks in the match. Usable in PCRE regex flavours.
123-\K(?:(?:apple|banana)(?=-456)|456\K)
Matches:
Match 1 apple
Match 2 banana
Match 3
sha...
Regular expression for first and last name
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In my case, that variable is $name.
I used the following code for my PHP:
if (preg_match('/\b([A-Z]{1}[a-z]{1,30}[- ]{0,1}|[A-Z]{1}[- \']{1}[A-Z]{0,1}
[a-z]{1,30}[- ]{0,1}|[a-z]{1,2}[ -\']{1}[A-Z]{1}[a-z]{1,30}){2,5}/', $name)
# there is no space line break between in the abov...
Delete newline in Vim
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Or you can select a V-isual block and replace over it.
– Victor Sergienko
Jul 15 '14 at 13:06
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