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Putting a simple if-then-else statement on one line [duplicate]
I'm just getting into Python and I really like the terseness of the syntax. However, is there an easier way of writing an if - then - else statement so it fits on one line?
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Why Collections.sort uses merge sort instead of quicksort?
...es, as there is no notion of
identity as distinct from (value) equality. And the possibility of
quadratic behavior was deemed not to be a problem in practice for
Bentely and McIlroy's implementation (or subsequently for Dual Pivot
Quicksort), which is why these QuickSort variants were used f...
JsonMappingException: out of START_ARRAY token
...is malformed: the type of center is an array of invalid objects. Replace [ and ] with { and } in the JSON string around longitude and latitude so they will be objects:
[
{
"name" : "New York",
"number" : "732921",
"center" : {
"latitude" : 38.895111,
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Get specific line from text file using just shell script
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What about with the sh command, I cannot use sed, awk. I should make this more clear in the question.
– GangstaGraham
Oct 11 '13 at 21:45
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Is it possible to have multiple statements in a python lambda expression?
...s a version of sort that creates a new list, rather than sorting in-place, and can be chained. Note that this is probably what you should be using - it's bad practice for your map to have side effects on the original list.
Q. How should I get the second lowest item from each list in a sequence of ...
How to remove all whitespace from a string?
...ical tab, form feed
x <- c(
" x y ", # spaces before, after and in between
" \u2190 \u2192 ", # contains unicode chars
paste0( # varied whitespace
whitespace,
"x",
whitespace,
"y",
whitespace,
collapse = ""
),
NA ...
How to debug stream().map(…) with lambda expressions?
In our project we are migrating to java 8 and we are testing the new features of it.
6 Answers
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Getting rid of \n when using .readlines() [duplicate]
...of data. So tab-separated values is a circumstance where that would be bad and if stated that way, this answer would never be my recommendation.
– hughdbrown
Jun 3 '18 at 19:18
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Why is SSE scalar sqrt(x) slower than rsqrt(x) * x?
I've been profiling some of our core math on an Intel Core Duo, and while looking at various approaches to square root I've noticed something odd: using the SSE scalar operations, it is faster to take a reciprocal square root and multiply it to get the sqrt, than it is to use the native sqrt opcode!...
Deleting lines from one file which are in another file
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This has O(n²) complexity and will start to take hours to complete once the files contain more than a few K lines.
– Arnaud Le Blanc
Jan 24 '11 at 10:59
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