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How to extract text from a string using sed?
...6/874188 for how to replace various other common Perl escapes like \w, \s, etc.
– tripleee
Aug 16 '19 at 5:28
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LINQPad [extension] methods [closed]
...ind of work where you want some visualization, working on Graphics, Image, etc. Possibly providing neat visualizations for some other types down the road.
– Bent Rasmussen
Sep 21 '10 at 6:44
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Why is Swift compile time so slow?
... with high accuracy whether your refactorings (explicit casts, type hints, etc...) are lowering compile times for specific files or not.
NOTE: technically you could also do it with xcodebuild but the output is incredibly verbose and hard to consume.
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The Ruby %r{ } expression
...With %r, you could use any delimiters.
You could use %r{} or %r[] or %r!! etc.
The benefit of using other delimeters is that you don't need to escape the / used in normal regex literal.
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Test for non-zero length string in Bash: [ -n “$var” ] or [ “$var” ]
...h a POSIX-compliant test implementation -- not just bash, but ash/dash/ksh/etc.
– Charles Duffy
Aug 15 '18 at 17:37
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Why does C++ not allow inherited friendship?
...ved types (nor should I. They may even be developed by different companies etc). Thus I would be unable to change Foo as doing so would introduce breaking changes into the code base (as I could not modify all class derived from Bar).
Thus if friendship was inherited you are inadvertently introducin...
Difference between pre-increment and post-increment in a loop?
...ser defined type with an overridden ++ operator. For primitive types (int, etc) there's no performance difference. But, it's worth sticking to the pre-increment operator as a guideline unless the post-increment operator is definitely what's required.
There's some more discussion here.
In C++ if you'...
How can I find WPF controls by name or type?
...urn null;
T foundChild = null;
int childrenCount = VisualTreeHelper.GetChildrenCount(parent);
for (int i = 0; i < childrenCount; i++)
{
var child = VisualTreeHelper.GetChild(parent, i);
// If the child is not of the request child type child
T childType = child as T;
if (...
Is storing a delimited list in a database column really that bad?
...o way to prevent 1,2,3,3,3,5
Can’t delete a value from the list without fetching the whole list.
Can't store a list longer than what fits in the string column.
Hard to search for all entities with a given value in the list; you have to use an inefficient table-scan. May have to resort to regular e...
Why do we need entity objects? [closed]
...ign it. Assign individual forms to developers more experienced on webforms etc..
Finally I would like to add that most ORM mappers support stored procedures since that's what you are using.
Cheers.
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