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How to rethrow InnerException without losing stack trace in C#?
...s now the ExceptionDispatchInfo class.
This lets you capture an exception and re-throw it without changing the stack-trace:
try
{
task.Wait();
}
catch(AggregateException ex)
{
ExceptionDispatchInfo.Capture(ex.InnerException).Throw();
}
This works on any exception, not just AggregateExcep...
Check if instance is of a type
... A small note: use "is" if you don't want to use the result of the cast and use "as" if you do.
– Aviram Fireberger
Nov 10 '15 at 14:55
15
...
How do I scroll to an element within an overflowed Div?
... that can only show 5 at a time. What is a good way to scroll to item #10, and then item #20? I know the height of all the items.
...
jQuery.inArray(), how to use it right?
First time I work with jQuery.inArray() and it acts kinda strange.
20 Answers
20
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App Inventor 2 进制转换与位运算教程 - 十六进制、二进制、补码、字节操作...
...串左侧补零
四、位运算积木块
4.1 Bitwise And（按位与）
4.2 Bitwise Or (Inclusive)（按位或）
4.3 Bitwise Or (Exclusive / XOR)（按位异或）
4.4 位运算的组合应用：提取字节
五、补码（Two’s Complement）计算 ...
Javascript - get array of dates between 2 dates
... @vaibhavkulkarni You can simply reverse the addays() prototype and modify the while loop. In addition, comments are not the place to start up a new question.
– John Hartsock
Aug 11 '15 at 0:40
...
How to plot two histograms together in R?
I am using R and I have two data frames: carrots and cucumbers. Each data frame has a single numeric column which lists the length of all measured carrots (total: 100k carrots) and cucumbers (total: 50k cucumbers).
...
Call a function after previous function is complete
...
Specify an anonymous callback, and make function1 accept it:
$('a.button').click(function(){
if (condition == 'true'){
function1(someVariable, function() {
function2(someOtherVariable);
});
}
else {
doThis(som...
Check if a variable is of function type
...swered Sep 9 '11 at 2:24
Alex GrandeAlex Grande
6,85311 gold badge2323 silver badges2727 bronze badges
...
Making a Sass mixin with optional arguments
...
A DRY'r Way of Doing It
And, generally, a neat trick to remove the quotes.
@mixin box-shadow($top, $left, $blur, $color, $inset:"") {
-webkit-box-shadow: $top $left $blur $color #{$inset};
-moz-box-shadow: $top $left $blur $color #{$inset};
...