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How to append something to an array?
...the push() function to append more than one value to an array in a single call:
// initialize array
var arr = ["Hi", "Hello", "Bonjour", "Hola"];
// append multiple values to the array
arr.push("Salut", "Hey");
// display all values
for (var i = 0; i < arr.length; i++) {
console.log(arr[i...
How do you remove a Cookie in a Java Servlet
...
I tried setMaxAge(0) initially in firefox but I still saw it listed in my cookies as "Expires: at end of session" and thought my servlet was still receiving that expired cookie. It might've been a combo of needing to set the response.setContentType(...
HTML5 record audio to file
...ailable at: http://webaudiodemos.appspot.com/AudioRecorder/index.html
It allows you to record audio in the browser, then gives you the option to export and download what you've recorded.
You can view the source of that page to find links to the javascript, but to summarize, there's a Recorder obj...
How to duplicate a git repository? (without forking)
...
@Thomas I just did this and yes, it preserved all of my history in the copy. Note that after you push and cd into the new repo, there's still nothing there because you've pushed to the remote, so you need to do a pull
– PfunnyGuy
Oc...
STAThread and multithreading
...ading is a COM concept; if you're not using COM, and none of the APIs you call use COM "under the covers", then you don't need to worry about apartments.
If you do need to be aware of apartments, then the details can get a little complicated; a probably-oversimplified version is that COM objects ta...
Get value from JToken that may not exist (best practices)
... @PaulHazen, it's not that bad... You just reinvented the wheel a bit is all.
– devinbost
Dec 22 '16 at 20:32
This d...
Real mouse position in canvas [duplicate]
... evt.clientX - rect.left,
y: evt.clientY - rect.top
};
}
Just call it from your event with the event and canvas as arguments. It returns an object with x and y for the mouse positions.
As the mouse position you are getting is relative to the client window you'll have to subtract the pos...
How do CDI and EJB compare? interact?
...s, different implementations or algorithms (so you don't need EJB there at all).
EJB: you do understand, and probably you are confused by @EJB annotation - it allows you to inject implementation into your service or whatever. The main idea is that class, where you inject, should be managed by EJB co...
What is time_t ultimately a typedef to?
...IX-compliant systems implement the time_t type as a signed
integer (typically 32 or 64 bits wide)
which represents the number of seconds
since the start of the Unix epoch:
midnight UTC of January 1, 1970 (not
counting leap seconds). Some systems
correctly handle negative time values,
w...
Implementation difference between Aggregation and Composition in Java
...e) and aggregation as a weak association (a Car without an Engine makes totally sense, it doesn't even need one in its constructor). Which one to use? Depends on the context.
– Federico Pugnali
Oct 26 '12 at 19:31
...