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Send message to specific client with socket.io and node.js
...node.js and until now it seems pretty good, but I don't know how to send a message from the server to an specific client, something like this:
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Accessing dict keys like an attribute?
...(AttrDict, self).__init__(*args, **kwargs)
self.__dict__ = self
Some pros:
It actually works!
No dictionary class methods are shadowed (e.g. .keys() work just fine. Unless - of course - you assign some value to them, see below)
Attributes and items are always in sync
Trying to access non-e...
Get users by name property using Firebase
...our own indexes or download all data at a location to find and retrieve elements that matched some child attribute (for example, all users with name === "Alex").
In October 2014, Firebase rolled out new querying functionality via the orderByChild() method, that enables you to do this type of query ...
Getting exact error type in from DbValidationException
...eld {System.Data.Entity.Validation.DbEntityValidationResult} which gives me no information at all about what field it was unable to initialize.
Is there a way to get more info about this error?
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Recursive Lock (Mutex) vs Non-Recursive Lock (Mutex)
POSIX allows mutexes to be recursive. That means the same thread can lock the same mutex twice and won't deadlock. Of course it also needs to unlock it twice, otherwise no other thread can obtain the mutex. Not all systems supporting pthreads also support recursive mutexes, but if they want to be P...
Disable/turn off inherited CSS3 transitions
So i have the following css transitions attached to the a element:
5 Answers
5
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How to break out of a loop from inside a switch?
I'm writing some code that looks like this:
19 Answers
19
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Can I set a breakpoint on 'memory access' in GDB?
...unning an application through gdb and I want to set a breakpoint for any time a specific variable is accessed / changed. Is there a good method for doing this? I would also be interested in other ways to monitor a variable in C/C++ to see if/when it changes.
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Can I stretch text using CSS?
...beside it. I just want to stretch the text vertically so it's kind of deformed. This would be in one div, and then the normal text beside it would be in another div. How can I do this?
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Search an Oracle database for tables with specific column names?
... can query or search to find if there are any tables with certain column names?
4 Answers
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