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Why does Javascript's regex.exec() not always return the same value? [duplicate]
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When the regex is global, if you call a method on the same regex object, it will start from the index past the end of the last match.
When no more matches are found, the index is reset to 0 automatically.
To reset it manually, set the lastIndex property.
reg.lastIndex = 0;
This can be a v...
How can I get a view's current width and height when using autolayout constraints?
...w's size in the xib. I'm talking about when the view is resized because of its constraints (maybe after a rotation, or in response to an event). Is there a way to get its current width and height?
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I do not want to inherit the child opacity from the parent in CSS
I do not want to inherit the child opacity from the parent in CSS.
14 Answers
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Jquery Ajax Posting json to webservice
...t the POSTed data appears to be URLEncoded JSON You may have already seen it, but this post about the invalid JSON primitive covers why the JSON is being URLEncoded.
I'd advise against passing a raw, manually-serialized JSON string into your method. ASP.NET is going to automatically JSON deseriali...
C++ include and import difference
... Curious, I wasn't aware of that. Perhaps I should have said it's a COM- and .NET-specific thing instead.
– Head Geek
Oct 5 '08 at 17:08
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Error: “dictionary update sequence element #0 has length 1; 2 is required” on Django 1.4
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Just ran into this problem. I don't know if it's the same thing that hit your code, but for me the root cause was because I forgot to put name= on the last argument of the url (or path in Django 2.0+) function call.
For instance, the following functions throw the erro...
Start thread with member function
I am trying to construct a std::thread with a member function that takes no arguments and returns void . I can't figure out any syntax that works - the compiler complains no matter what. What is the correct way to implement spawn() so that it returns a std::thread that executes test() ?
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How to find the extension of a file in C#?
... This allows someone to just rename any file *.flv and upload it. Depending on what your requirements are, you might want to check the MIME type as well.
– David Glenn
Dec 11 '09 at 9:44
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How can I use different certificates on specific connections?
A module I'm adding to our large Java application has to converse with another company's SSL-secured website. The problem is that the site uses a self-signed certificate. I have a copy of the certificate to verify that I'm not encountering a man-in-the-middle attack, and I need to incorporate this...
What is the purpose of python's inner classes?
.../nested classes confuse me. Is there something that can't be accomplished without them? If so, what is that thing?
9 Answer...