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Typedef function pointer?
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Question, in your first typedef example you have of the form typedef type alias but with function pointers there only seems to be 2 arguments, typedef type. Is alias defaulted to the name specified in type argument?
– dchhetri
May 3 '13 at 3:...
What's the effect of adding 'return false' to a click event listener?
...this would be following the link, but the difference is most noticeable in form submit handlers, where you can cancel a form submission if the user has made a mistake entering the information.
I don't believe there is a W3C specification for this. All the ancient JavaScript interfaces like this ha...
How to escape special characters in building a JSON string?
...ist of special character used in JSON :
\b Backspace (ascii code 08)
\f Form feed (ascii code 0C)
\n New line
\r Carriage return
\t Tab
\" Double quote
\\ Backslash character
However, even if it is totally contrary to the spec, the author could use \'.
This is bad because :
It IS co...
Capturing URL parameters in request.GET
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No problem. use request.GET if you submit a form using GET, use request.POST if you submit a form using POST, and if you just want to configure URLs to have variable sections, then it's a URLconf/view argument.
– camflan
Sep 29 '0...
C# code to validate email address
... more forgiving than you might first assume. These are all perfectly valid forms:
cog@wheel
"cogwheel the orange"@example.com
123@$.xyz
For most use cases, a false "invalid" is much worse for your users and future proofing than a false "valid". Here's an article that used to be the accepted answ...
UITableView - change section header color
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This is pretty outdated information and simply creating another view isn't the best answer. The idea is to get the proper view and change the color or tint on it. The answer below using willDisplayHeaderView is a much better approach.
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Reverse a string in Python
...readably (but slower due to the method name lookups and the fact that join forms a list when given an iterator), str.join:
>>> ''.join(reversed('a string'))
'gnirts a'
or for readability and reusability, put the slice in a function
def reversed_string(a_string):
return a_string[::-1...
Regular expression to match DNS hostname or IP Address?
... @UserControl: Non-latin (Punycoded) hostnames must be converted to ASCII form first (éxämplè.com = xn--xmpl-loa1ab.com) and then validated.
– Alix Axel
Jul 21 '13 at 8:36
6
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ie8 var w= window.open() - “Message: Invalid argument.”
...to be either one of the predefined target strings or a string, which has a form of a valid identifier in JavaScript.
So what works in Firefox: "Job Directory 9463460", does not work in Internet Exploder, and has to be replaced by: "Job_Directory_9463460" for example (no spaces, no minus signs, no d...
How to post data to specific URL using WebClient in C#
...nt())
{
wc.Headers[HttpRequestHeader.ContentType] = "application/x-www-form-urlencoded";
string HtmlResult = wc.UploadString(URI, myParameters);
}
it works like charm :)
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