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Cleaner way to do a null check in C#? [duplicate]
...essCalculator().CalculateMoney();
Console.WriteLine(businessDA.Money * 100d);
}
}
The DoAnAction method violates the Law of Demeter. In one function, it accesses a BusinessCalcualtor, a BusinessData, and a decimal. This means that if any of the following changes are made, the line will have ...
How to escape double quotes in JSON
...rated.automationShell.windows": "C:\\Windows\\SysWOW64\\WindowsPowerShell\\v1.0\\powershell.exe",
"terminal.integrated.shellArgs.windows": [
"-noe",
"-c",
" &{Import-Module 'C:\\Program Files (x86)\\Microsoft Visual Studio\\2019\\BuildTools\\Common7\\Tools\\Microsoft.VisualStudio.Dev...
How is this fibonacci-function memoized?
...is asked for again. If we define some list, xs=[0..] and later ask for its 100th element, xs!!99, the 100th slot in the list gets "fleshed out", holding the number 99 now, ready for next access.
That is what that trick, "going-through-a-list", is exploiting. In normal doubly-recursve Fibonacci def...
How can I get the assembly file version
...'s a string. Not ideal if you want to format it yourself to a more simple "v1.08" kind of format. Much handier if you actually get the version object to get the sub-components from as integers.
– Nyerguds
Oct 3 '15 at 11:36
...
Is it better to call ToList() or ToArray() in LINQ queries?
...g to .ToList()
foreach (var x in source)
{
if (x == 5)
source[8] *= 100;
Console.WriteLine(x);
}
The above code will run with no exception and produces the output:
1
2
3
4
5
6
7
8
900
10
This shows that the IEnumarator<int> returned by an int[] does not keep track on whether the a...
How do I implement onchange of with jQuery?
...ion.)
This is so useful, it is worth putting it in an answer. Currently (v1.8*?) there is no .input() convenience fn in jquery, so the way to do it is
$('input.myTextInput').on('input',function(e){
alert('Changed!')
});
...
Resize HTML5 canvas to fit window
...window.innerHeight;
//...drawing code...
}
CSS
html, body {
width: 100%;
height: 100%;
margin: 0;
}
Hasn't had any large negative performance impact for me, so far.
share
|
improve thi...
Is there a link to the “latest” jQuery library on Google APIs? [duplicate]
...
Don’t Use jquery-latest.js
This file is no longer updated (it'll be on v1.11.1 forever). Furthermore it has a very short cache life, (wiping out the benefits of using a CDN) so you'd be better of selecting a version of jQuery instead.
More details on the jQuery blog:
http://blog.jquery.com/2014...
How to add System.Windows.Interactivity to project?
...<runtime>
<assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
<dependentAssembly>
<assemblyIdentity name="System.Windows.Interactivity"
publicKeyToken="31bf3856ad364e35"
culture="neutral"/>
<bindingRe...
Understanding __get__ and __set__ and Python descriptors
...2 you need to make sure those divisions are / 5.0 and / 9.0). That gives:
100.0
32.0
Now there are other, arguably better ways to achieve the same effect in python (e.g. if celsius were a property, which is the same basic mechanism but places all the source inside the Temperature class), but that...