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Reliable method to get machine's MAC address in C#
...:29
Dai
100k2121 gold badges164164 silver badges259259 bronze badges
answered Oct 5 '11 at 13:12
Mohammed A. F...
How can I get Maven to stop attempting to check for updates for artifacts from a certain group from
I'm working on a fairly big Maven project. We have probably around 70 or so individual artifacts, which are roughly split into two libraries of shared code and maybe ten applications which use them. All of these items live in the namespace com.mycompany.* .
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The new keyword “auto”; When should it be used to declare a variable type? [duplicate]
...;
auto s = x * x; //square
auto c = x * x * x; //cube
for(int i = 0; i < 5 ; i++ )
std::cout << s(i) << ", " << c(i) << std::endl;
Output:
0, 0
1, 1
4, 8
9, 27
16, 64
Now compare the above code with the following equivalent code which doesn't use auto:
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how to stop Javascript forEach? [duplicate]
...I'd share)
– jbobbins
Sep 19 '14 at 0:55
7
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Javascript Shorthand for getElementById
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answered Jun 18 '11 at 20:44
user113716user113716
291k5959 gold badges425425 silver badges431431 bronze badges
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Easiest way to flip a boolean value?
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+500
You can flip a value like so:
myVal = !myVal;
so your code would shorten down to:
switch(wParam) {
case VK_F11:
flipVal =...
Is DateTime.Now the best way to measure a function's performance?
...tch.StartNew();
PerformWork();
sw.Stop();
Console.WriteLine("Time taken: {0}ms", sw.Elapsed.TotalMilliseconds);
Stopwatch automatically checks for the existence of high-precision timers.
It is worth mentioning that DateTime.Now often is quite a bit slower than DateTime.UtcNow due to the work tha...
List of tables, db schema, dump etc using the Python sqlite3 API
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107
You can fetch the list of tables and schemata by querying the SQLITE_MASTER table:
sqlite> ...
Get the device width in javascript
...esktop browsers I use the following:
var width = (window.innerWidth > 0) ? window.innerWidth : screen.width;
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Most efficient way to determine if a Lua table is empty (contains no entries)?
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Your code is efficient but wrong. (Consider {[false]=0}.) The correct code is
if next(myTable) == nil then
-- myTable is empty
end
For maximum efficiency you'll want to bind next to a local variable, e.g.,
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local next = next
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... if next(...) ...
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