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A Task's exception(s) were not observed either by Waiting on the Task or accessing its Exception pro
What does this mean and how to resolve it?
3 Answers
3
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Is \d not supported by grep's basic expressions?
...
grep's default mode is (iirc) POSIX regex, and \d is pcre. You can either pass -P to gnu grep, for perl-like regexps, or use [[:digit:]] instead of \d.
daenyth@Bragi ~ $ echo 1 | grep -P '\d'
1
daenyth@Bragi ~ $ echo 1 | grep '[[:digit:]]'
1
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Swift class introspection & generics
...ype is a declaration but MyObject.self is a factory method (can be called) and myObject is a variable containing a reference to a factory method. The call myObject() would produce an instance of class MyObject. It would be better example if the name of myObject variable was myObjectFactory?
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How to create a drop shadow only on one side of an element?
...gth is a spread
distance. Positive values cause the
shadow shape to expand in all
directions by the specified radius.
Negative values cause the shadow shape
to contract.
UPDATE
Check out the demo at jsFiddle: http://jsfiddle.net/K88H9/4/
What I did was create a "shadow element" that wo...
Force IE compatibility mode off using tags
...ommended that Web developers restrict their use of Edge mode to test pages and other non-production uses because of the possible unexpected results of rendering page content in future versions of Windows Internet Explorer.
I honestly don't entirely understand why. But according to this, the best w...
Create table using Javascript
...
Slightly shorter code using insertRow and insertCell:
function tableCreate(){
var body = document.body,
tbl = document.createElement('table');
tbl.style.width = '100px';
tbl.style.border = '1px solid black';
for(var i = 0; i ...
How to write a simple Html.DropDownListFor()?
...ic options. For example I'd like to provide choices between "Red", "Blue", and "Green".
7 Answers
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How do I select an entire row which has the largest ID in the table?
...nique. I did some benchmarking using set profiling = 1; ...; show profiles and it appears our solutions have the same performance using MySQL. For my own knowledge, do you know what DBMS has poorer performance for subselects?
– unutbu
Feb 7 '14 at 20:08
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Changing iframe src with Javascript
...ne clicks a radio button. For some reason my code is not working correctly and I am having trouble figuring out why. Here is what I have:
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How to use arguments from previous command?
I know that Esc + . gives you the last argument of the last command.
11 Answers
11...