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What is the purpose of a question mark after a type (for example: int? myVariable)?
...lying value type, plus an additional null value. For example, a
Nullable<Int32>, pronounced "Nullable of Int32," can be assigned any
value from -2147483648 to 2147483647, or it can be assigned the null
value. A Nullable<bool> can be assigned the values true, false, or
null. The a...
Representing and solving a maze given an image
...(start, [0 0]);
d = [0 1; 0 -1; 1 0; -1 0];
%% Run BFS
while back <= front
p = Q(back, :);
back = back + 1;
for i = 1:4
push(p, d(i, :));
end
end
%% Extracting path
path = finish;
while true
q = path(end, :);
p = reshape(M(q(1), q(2), :), 1, 2);
...
How can I use an array of function pointers?
...iv(int a, int b);
int (*p[4]) (int x, int y);
int main(void)
{
int result;
int i, j, op;
p[0] = sum; /* address of sum() */
p[1] = subtract; /* address of subtract() */
p[2] = mul; /* address of mul() */
p[3] = div; /* address of div() */
[...]
To call one of those function pointers...
Async/await vs BackgroundWorker
... Stopwatch.StartNew();
while (sw.Elapsed.TotalSeconds < 1)
++i;
};
worker.RunWorkerCompleted += (sender, eventArgs) =>
{
// TODO: do something on the UI thread, l...
File inside jar is not visible for spring
... They are in the same jar, but I tried your solution with the same result: java.io.FileNotFoundException: class path resource [classpath*:my.config] cannot be resolved to URL because it does not exist
– BTakacs
Feb 15 '13 at 7:57
...
Is there a math nCr function in python? [duplicate]
I'm looking to see if built in with the math library in python is the nCr (n Choose r) function:
2 Answers
...
Catch checked change event of a checkbox
How do I to catch check/uncheck event of <input type="checkbox" /> with jQuery?
9 Answers
...
How to find the .NET framework version of a Visual Studio project?
...tFramework. This tag seems to exist on .NET 3.5 and higher.
For example: <RequiredTargetFramework>3.5</RequiredTargetFramework>
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How to send email via Django?
...RD = 'password'
NOTE: In 2016 Gmail is not allowing this anymore by default. You can either use an external service like Sendgrid, or you can follow this tutorial from Google to reduce security but allow this option: https://support.google.com/accounts/answer/6010255
...
Why can't I use background image and color together?
...ually generates a bitmap and overlays it) and thus, is actually stacking multiple images.
background: linear-gradient(0deg, rgba(2,173,231,0.5), rgba(2,173,231,0.5)), url(images/mba-grid-5px-bg.png) repeat;
Will yield a graph-paper with light blue tint, if you had the png. Note that the stacking ...