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How to pretty-print a numpy.array without scientific notation and with given precision?
...dom(10)
print(x)
# [ 0.07837821 0.48002108 0.41274116 0.82993414 0.77610352 0.1023732
# 0.51303098 0.4617183 0.33487207 0.71162095]
np.set_printoptions(precision=3)
print(x)
# [ 0.078 0.48 0.413 0.83 0.776 0.102 0.513 0.462 0.335 0.712]
And suppress suppresses the use of sci...
pandas read_csv and filter columns with usecols
...IO
csv = r"""dummy,date,loc,x
bar,20090101,a,1
bar,20090102,a,3
bar,20090103,a,5
bar,20090101,b,1
bar,20090102,b,3
bar,20090103,b,5"""
df = pd.read_csv(StringIO(csv),
header=0,
index_col=["date", "loc"],
usecols=["date", "loc", "x"],
parse_dates=["date"])
Which g...
Check time difference in Javascript
...
How do i get time diffrence between date = "2016/03/01 11:00" to date ="2016/03/06 11:00"
– Vishal Singh
Feb 25 '16 at 7:29
add a comment
...
Difference between timestamps with/without time zone in PostgreSQL
...----
2011-01-01 00:00:00+09
(1 row)
foo=> SELECT '2011-01-01 00:00:00+03'::TIMESTAMP;
timestamp
---------------------
2011-01-01 00:00:00
(1 row)
foo=> SELECT '2011-01-01 00:00:00+03'::TIMESTAMP WITH TIME ZONE;
timestamptz
------------------------
2011-01-01 06:00...
How to set input type date's default value to today?
...ded to todays date, rather than replaces it. E.g. you can end up with 2013-03-252013-03-27 rather than 2013-03-25, and there's no way for the user to change it.
– Ben Clayton
Mar 27 '13 at 14:41
...
Leading zeros for Int in Swift
...
703
Assuming you want a field length of 2 with leading zeros you'd do this:
import Foundation
for...
How do I do base64 encoding on iOS?
...ut[0] = (input[0] & 0xFC) >> 2;
output[1] = ((input[0] & 0x03) << 4) | ((input[1] & 0xF0) >> 4);
output[2] = ((input[1] & 0x0F) << 2) | ((input[2] & 0xC0) >> 6);
output[3] = input[2] & 0x3F;
ctcopy = 4;
switch (ctremaining) {
case 1...
Rule-of-Three becomes Rule-of-Five with C++11?
... is considered deprecated. In particular, the following perfectly valid C++03 polymorphic base class
class C {
virtual ~C() { } // allow subtype polymorphism
};
should be rewritten as follows:
class C {
C(const C&) = default; // Copy constructor
C(C&&) = default...
Javascript seconds to minutes and seconds
...0) / 60);
var secs = ~~duration % 60;
// Output like "1:01" or "4:03:59" or "123:03:59"
var ret = "";
if (hrs > 0) {
ret += "" + hrs + ":" + (mins < 10 ? "0" : "");
}
ret += "" + mins + ":" + (secs < 10 ? "0" : "");
ret += "" + secs;
return ret;
}
...
How to compare Unicode characters that “look alike”?
...U+00B5 says:
Decomposition <compat> GREEK SMALL LETTER MU (U+03BC)
This means U+00B5, the second character in your original comparison, can be decomposed to U+03BC, the first character.
So you'll normalize the characters using full compatibility decomposition, with the normalization...
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