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How to concatenate multiple lines of output to one line?
...separator like:
$ grep pattern file | awk '{print}' ORS='" '
This would transform:
one
two
three
to:
one" two" three"
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Good Haskell source to read and learn from [closed]
...t CMU, I learned denotational semantics and program derivation (systematic transformation of specifications to implementations), both of which have had a profound impact on my approach to programming. You'll see these two themes regularly on my blog. When I work on a software library, I pick a small...
Why is there no Tree class in .NET?
...ersals (infix, postfix) on an organized set of data as part of a series of transformations. A tree structure is the most elegant way of solving my problem.
– LBushkin
Jun 2 '09 at 22:00
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Java RegEx meta character (.) and ordinary dot?
...ass that matches all kinds of brackets/braces/parentheses.
If you need to transform a user input string into a regex-safe form, use java.util.regex.Pattern.quote.
Further reading: Jan Goyvaert's blog RegexGuru on escaping metacharacters
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Map Tiling Algorithm
...t:Point=new Point(tile.x+midPoint, tile.y+midPoint);
var m:Matrix=tile.transform.matrix;
m.tx -= point.x;
m.ty -= point.y;
m.rotate (degrees*(Math.PI/180));
m.tx += point.x;
m.ty += point.y;
tile.transform.matrix=m;
}
Basically this checks every tile around it going fro...
How can I find the number of days between two Date objects in Ruby?
...t will return 0. It also returns a plain integer. Other answers have to be transformed into integers or you may have to translate to 0 if the result is negative.
– EmmanuelB
Dec 5 '18 at 18:35
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When and why are database joins expensive?
...ate symbolic decomposition so the optimiser can produce all the equivalent transformations and rank them by cost and selectivity so that it can select the best query plan.
The only way you will ever get the optimiser to produce a cartesian product is to fail to supply a predicate: SELECT * FROM A,B...
Android WebView style background-color:transparent ignored on android 2.2
...the opposite impression. This actually affects a lot of things, videos, UI transformations, scrolling, canvas etc. A possible workaround stackoverflow.com/a/17815574/2487876
– Kristjan Liiva
Jan 9 '16 at 0:59
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Pretty-Print JSON in Java
... GSON way of pretty printing keeps the order of the elements intact after transformation.
– Aydin K.
Jul 5 '17 at 13:25
1
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SQL Server SELECT INTO @variable?
... Due to a redirect from dbforums, that "good examples" link has transformed into an ad. Is there a better link for what you intended?
– r2evans
Jul 2 at 16:54
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