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How can I add a key/value pair to a JavaScript object?
...operty is dynamically determined. Like in this example:
var getProperty = function (propertyName) {
return obj[propertyName];
};
getProperty("key1");
getProperty("key2");
getProperty("key3");
A real JavaScript array can be constructed using either:
The Array literal notation:
var arr = [...
Function to calculate distance between two coordinates
I'm currently using the function below and it doesn't work properly. According to Google Maps, the distance between these coordinates (from 59.3293371,13.4877472 to 59.3225525,13.4619422 ) are 2.2 kilometres while the function returns 1.6 kilometres. How can I make this function return the ...
Regarding 'main(int argc, char *argv[])' [duplicate]
...you would write it like this:
int // Specifies that type of variable the function returns.
// main() must return an integer
main ( int argc, char **argv ) {
// code
return 0; // Indicates that everything went well.
}
If your program does not require any arguments, it is equally va...
Should I use `import os.path` or `import os`?
...
os.path works in a funny way. It looks like os should be a package with a submodule path, but in reality os is a normal module that does magic with sys.modules to inject os.path. Here's what happens:
When Python starts up, it loads a bunch of...
Convert Unicode to ASCII without errors in Python
...ytes in a buffer. The gzip module then reads the buffer using the GZipFile function. After that, the gzipped file can be read into bytes again and decoded to normally readable text in the end.
Original Answer from 2010:
Can we get the actual value used for link?
In addition, we usually encounter ...
Logout: GET or POST?
... for handy URL prefetching.- Nick Craver (@Nick_Craver) January 29, 2013
fun fact: StackOverflow used to handle log-out via GET, but not anymore.
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Is JSON Hijacking still an issue in modern browsers?
.../05/30/json-hijacking/:
(http://jsfiddle.net/ph3Uv/2/)
var capture = function() {
var ta = document.querySelector('textarea')
ta.innerHTML = '';
ta.appendChild(document.createTextNode("Captured: "+JSON.stringify(arguments)));
return arguments;
}
var original = Array;
var toggle...
Find out what process registered a global hotkey? (Windows API)
As far as I've been able to find out, Windows doesn't offer an API function to tell what application has registered a global hotkey (via RegisterHotkey). I can only find out that a hotkey is registered if RegisterHotkey returns false, but not who "owns" the hotkey.
...
How to encode URL parameters?
...
Using new ES6 Object.entries(), it makes for a fun little nested map/join:
const encodeGetParams = p =>
Object.entries(p).map(kv => kv.map(encodeURIComponent).join("=")).join("&");
const params = {
user: "María Rodríguez",
awesome: true,
a...
What is the equivalent of “!=” in Excel VBA?
The problem is that != does not work as a function in excel vba.
4 Answers
4
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