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How to test if a double is an integer
... @JoelChristophel: Yes. Not all doubles with integer values are in the range of int, or even long, so that test won't work on them.
– Louis Wasserman
Dec 9 '15 at 17:24
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Iterate through pairs of items in a Python list [duplicate]
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To do that you should do:
a = [5, 7, 11, 4, 5]
for i in range(len(a)-1):
print [a[i], a[i+1]]
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Showing a different background colour in Vim past 80 characters
...1 and onward (so 80 is your last valid column):
let &colorcolumn=join(range(81,999),",")
If you don't see a highlight, you may not have a ColorColumn highlight color set. Add this (adjust to suit your preferences):
highlight ColorColumn ctermbg=235 guibg=#2c2d27
Now I like to highlight col...
How to join two generators in Python?
....chain.from_iterable you can do things like:
def genny(start):
for x in range(start, start+3):
yield x
y = [1, 2]
ab = [o for o in itertools.chain.from_iterable(genny(x) for x in y)]
print(ab)
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How can I set the value of a DropDownList using jQuery?
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I have a range validator against a drop down list and I am setting the value of the drop down list as you have described above, yet the range validator keeps failing telling me to select a value (when the value selected is within rang...
Resizing an image in an HTML5 canvas
...this.ratio = img.width / sx;
this.rcp_ratio = 2 / this.ratio;
this.range2 = Math.ceil(this.ratio * lobes / 2);
this.cacheLanc = {};
this.center = {};
this.icenter = {};
setTimeout(this.process1, 0, this, 0);
}
thumbnailer.prototype.process1 = function(self, u) {
self.cen...
Hidden features of Python [closed]
... literal 45
literal 43
max_repeat 1 2
in
range (48, 57)
literal 93
subpattern 2
min_repeat 0 65535
any None
in
literal 47
literal 102
literal 111
literal 110
literal 116
Once you understand the syntax, you can spot your errors. There we can see th...
How to make a flat list out of list of lists?
...r loop that repeatedly appends more obvious.
– ShadowRanger
Nov 12 '15 at 20:26
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How to store decimal values in SQL Server?
..., if you enter 100.0 in MySQL database, it will show an error like "Out of Range Value for column".
So, you can enter in this range only: from 00.00 to 99.99.
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String's Maximum length in Java - calling length() method
...considered as char array internally,So indexing is done within the maximum range.
This means we cannot index the 2147483648th member.So the maximum length of String in java is 2147483647.
Primitive data type int is 4 bytes(32 bits) in java.As 1 bit (MSB) is used as a sign bit,The range is constrain...