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How do you find the current user in a Windows environment?
...answered Oct 22 '09 at 13:41
the_mandrillthe_mandrill
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What is the use for Task.FromResult in C#
...nd this example:
public class TextResult : IHttpActionResult
{
string _value;
HttpRequestMessage _request;
public TextResult(string value, HttpRequestMessage request)
{
_value = value;
_request = request;
}
public Task<HttpResponseMessage> ExecuteAsync...
What is the 'pythonic' equivalent to the 'fold' function from functional programming?
...duce with non-associative operators is considered bad style.
Using higher-order functions is quite pythonic; it makes good use of Python's principle that everything is an object, including functions and classes. You are right that lambdas are frowned upon by some Pythonistas, but mostly because the...
get dictionary value by key
...
It's as simple as this:
String xmlfile = Data_Array["XML_File"];
Note that if the dictionary doesn't have a key that equals "XML_File", that code will throw an exception. If you want to check first, you can use TryGetValue like this:
string xmlfile;
if (!Data_Array.T...
How does SSL really work?
...gnature.
And how would I personally get ahold of the public key in KP2 in order to verify that signature?
Well we've already seen that a certificate can hold a public key — and computer scientists love recursion — so why not put the KP2 public key into a certificate and distribute it that way?...
Pick a random element from an array
...array = ["Frodo", "sam", "wise", "gamgee"]
let randomIndex = Int(arc4random_uniform(UInt32(array.count)))
print(array[randomIndex])
The castings are ugly, but I believe they're required unless someone else has another way.
...
Get the data received in a Flask request
...The request must have the application/json content type, or use request.get_json(force=True) to ignore the content type.
All of these are MultiDict instances (except for json). You can access values using:
request.form['name']: use indexing if you know the key exists
request.form.get('name'): us...
What's the fastest way to convert String to Number in JavaScript?
...ts in the test for general comparison. My guess is that it may change the order in some cases because string to float conversion is generally slower than string to int conversion. The way the test is now, it's getting away with a string to int conversion when Number() is used.
...
Google Maps API v3: How to remove all markers?
...work anymore.
I've corrected it, change clearMarkers method this way:
set_map(null) ---> setMap(null)
google.maps.Map.prototype.clearMarkers = function() {
for(var i=0; i < this.markers.length; i++){
this.markers[i].setMap(null);
}
this.markers = new Array();
};
Docume...
What is the difference between varchar and varchar2 in Oracle?
...aracters with a maximum length of 4000 bytes. If the init.ora parameter max_string_size is default, the maximum length of a VARCHAR2 can be 4000 bytes. If the init.ora parameter max_string_size = extended, the maximum length of a VARCHAR2 can be 32767 bytes
The VARCHAR data type stores character st...