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SignalR - Sending a message to a specific user using (IUserIdProvider) *NEW 2.0.0*
...Provider
Lets assume our application uses a userId to identify each user. Now, we need to send message to a specific user. We have userId and message, but SignalR must also know the mapping between our userId and the connection.
To achieve this, first we need to create a new class which implements...
Check whether user has a Chrome extension installed
...re you executing the script that uses .connect() from a hosted script? I know Chrome tries hard not to do stuff with just local files that aren't hosted for security purposes. - Just checking.
– JamesEggers
Jun 9 '11 at 14:13
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How can I iterate over an enum?
...
Except now you've actually allocated memory when an enum, provided it is zero-indexed and strictly continous, can do that task without allocating memory.
– Cloud
Jan 17 '14 at 23:02
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Share Large, Read-Only Numpy Array Between Multiprocessing Processes
...ing a multiprocessing.RawArray() and mapping NumPy dtype s to ctype s. Now, numpy-sharedmem seems to be the way to go, but I've yet to see a good reference example. I don't need any kind of locks, since the array (actually a matrix) will be read-only. Now, due to its size, I'd like to avoid a ...
Behaviour for significant change location API when terminated/suspended?
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Do you know how long it took for your app to become terminated? And then get a appDelegate callback instead? (Is it like 30 minutes? 2 hrs? 5 hrs? ) The reason I'm asking this is because I've set up a region to monitor. Tried many ti...
Remove all classes that begin with a certain string
...eral groups. Each group has a specific prefix. In the javascript, I don't know which class from the group is on the div. I want to be able to clear all classes with a given prefix and then add a new one. If I want to remove all of the classes that begin with "bg", how do I do that? Something like th...
css z-index lost after webkit transform translate3d
...ransform on the z-axis, the z-index can't be accounted for anymore (you're now in a 3 dimensional rendering plane, use different z-values). If you want to switch back to 2D rendering for child elements, use transform-style: flat;.
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How to load/edit/run/save text files (.py) into an IPython notebook cell?
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EDIT: Starting from IPython 3 (now Jupyter project), the notebook has a text editor that can be used as a more convenient alternative to
load/edit/save text files.
A text file can be loaded in a notebook cell with the magic command %load.
If you execu...
Sublime as default editor
...run (Win+R) and type "explorer.exe" (or skip this step and simply reboot).
Now attempt the same thing, right click a text file, open with, navigate to sublime, and it should now appear in the list of available applications.
For me that value pointed to the Desktop where portable version previously...
Set “this” variable easily?
... is the expected object.
this.age++;
}.bind(this), 1000);
}
We can now do:
function Person(){
this.age = 0;
setInterval(() => {
this.age++; // |this| properly refers to the person object
}, 1000);
}
var p = new Person();
...