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Getting a map() to return a list in Python 3.x
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119
New and neat in Python 3.5:
[*map(chr, [66, 53, 0, 94])]
Thanks to Additional Unpacking Gen...
How to create the perfect OOP application [closed]
... @Narayan: double is ideal for situations where being within 0.00000001% of the right answer is more than enough. If you want to figure out how fast a brick is falling after half a second, do the math in doubles. When you do financial arithemtic in doubles you end up with answers like the pri...
Android Python Programming [closed]
...nswered Feb 14 '13 at 3:03
eazar001eazar001
1,39222 gold badges1313 silver badges2626 bronze badges
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JUnit assertEquals(double expected, double actual, double epsilon) [duplicate]
...3.14159 but would take anywhere from 3.14059 to 3.14259 (that is, within 0.001), then you should write something like
double myPi = 22.0d / 7.0d; //Don't use this in real life!
assertEquals(3.14159, myPi, 0.001);
(By the way, 22/7 comes out to 3.1428+, and would fail the assertion. This is a good...
Why use double indirection? or Why use pointers to pointers?
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answered Apr 7 '11 at 12:23
pmgpmg
94.4k1010 gold badges110110 silver badges186186 bronze badges
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How to round a number to n decimal places in Java
...make it so that it does a proper rounding so it will not round 0.0004 to 0.001
– user4919188
Oct 20 '16 at 8:00
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show 5 more comments
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Format number as fixed width, with leading zeros [duplicate]
...teger of width 3:
a <- seq(1,101,25)
sprintf("name_%03d", a)
[1] "name_001" "name_026" "name_051" "name_076" "name_101"
Another is formatC and paste:
paste("name", formatC(a, width=3, flag="0"), sep="_")
[1] "name_001" "name_026" "name_051" "name_076" "name_101"
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Check if a value is within a range of numbers
... You don't need "multiple if" statements to do it, either:
if (x >= 0.001 && x <= 0.009) {
// something
}
You could write yourself a "between()" function:
function between(x, min, max) {
return x >= min && x <= max;
}
// ...
if (between(x, 0.001, 0.009)) {
// s...
jQuery if checkbox is checked
... answered Dec 20 '16 at 20:53
DA001DA001
60155 silver badges22 bronze badges
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What's the best way to parse a JSON response from the requests library?
... each of the elements would still be unicode.
– felix001
Jun 1 '13 at 21:43
@felix001: yes, although you can convert a...