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How many system resources will be held for keeping 1,000,000 websocket open? [closed]
...rrent TCP connections is not an issue.
I can affirm that based on our own tests (full disclosure: I am the CTO at Lightstreamer).
We had to demonstrate several times, to some of our customers, that 1 million connections can be reached on a single box (and not necessarily a super-monster machine). ...
Adding code to a javascript function programmatically
...pend
)
In the snippet below, you can see me using the function to extend test.prototype.doIt().
// allows you to prepend or append code to an existing function
function extender (container, funcName, prepend, append) {
(function() {
let proxied = container[funcName];
...
instantiate a class from a variable in PHP?
...
class Test {
public function yo() {
return 'yoes';
}
}
$var = 'Test';
$obj = new $var();
echo $obj->yo(); //yoes
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“static const” vs “#define” vs “enum”
...case label (while a macro will work) " ---> Regarding this statement i tested a const int variable in C in switch- case it is working ....
– john
Feb 10 '12 at 6:24
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Any reason not to start using the HTML 5 doctype? [closed]
...'s treated by browsers as HTML.
So, really it comes down to using the shortest doctype that triggers standards mode (<!DOCTYPE html>) and using HTML markup that produces the correct result in browsers.
The rest is about conforming, validation and markup prerference.
With that said, using &l...
How to override the copy/deepcopy operations for a Python object?
...l the constructor of the object being copied. Consider this example. class Test1(object): def init__(self): print "%s.%s" % (self.__class.__name__, "init") class Test2(Test1): def __copy__(self): new = type(self)() return new t1 = Test1() copy.copy(t1) t2 = Test2() ...
How to convert from System.Enum to base integer?
...Enum enumValue)
{
return Convert.ToInt32(enumValue);
}
}
Test:
int x = DayOfWeek.Friday.ToInt();
Console.WriteLine(x); // results in 5 which is int value of Friday
EDIT 2: In the comments, someone said that this only works in C# 3.0. I just tested this in VS2005 like this and ...
Reading CSV files using C#
...ample code:
using (TextFieldParser parser = new TextFieldParser(@"c:\temp\test.csv"))
{
parser.TextFieldType = FieldType.Delimited;
parser.SetDelimiters(",");
while (!parser.EndOfData)
{
//Processing row
string[] fields = parser.ReadFields();
foreach (string...
Check whether HTML element has scrollbars
What's the fastest way of checking whether an element has scroll bars?
11 Answers
11
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Remove the last three characters from a string
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string test = "abcdxxx";
test = test.Remove(test.Length - 3);
//output : abcd
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