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Check if a string contains another string
... Integer
pos = InStr("find the comma, in the string", ",")
will return 15 in pos
If not found it will return 0
If you need to find the comma with an excel formula you can use the =FIND(",";A1) function.
Notice that if you want to use Instr to find the position of a string case-insensitive use ...
Data structure for loaded dice?
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Peter Mortensen
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answered Feb 17 '11 at 19:13
mhummhum
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Set width of TextView in terms of characters
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edited Dec 9 '14 at 12:52
Jonik
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answere...
Pandas groupby: How to get a union of strings
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In [4]: df = read_csv(StringIO(data),sep='\s+')
In [5]: df
Out[5]:
A B C
0 1 0.749065 This
1 2 0.301084 is
2 3 0.463468 a
3 4 0.643961 random
4 1 0.866521 string
5 2 0.120737 !
In [6]: df.dtypes
Out[6]:
A int64
B fl...
Using helpers in model: how do I include helper dependencies?
...xt area. Following the advice from http://blog.caboo.se/articles/2008/8/25/sanitize-your-users-html-input , I'm cleaning up the input in the model before saving to database, using the before_validate callback.
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Converting Python dict to kwargs?
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587
Use the double-star (aka double-splat?) operator:
func(**{'type':'Event'})
is equivalent to...
Math.random() versus Random.nextInt(int)
...ts in its mantissa, so it is uniformly distributed in the range 0 to 1-(2^-53).
Random.nextInt(n) uses Random.next() less than twice on average- it uses it once, and if the value obtained is above the highest multiple of n below MAX_INT it tries again, otherwise is returns the value modulo n (t...
Changing three.js background to transparent or other color
... JoeJoe
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Drawable image on a canvas
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edited Dec 15 '18 at 12:07
answered Apr 8 '14 at 8:36
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What's the difference between eval, exec, and compile?
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542
The short answer, or TL;DR
Basically, eval is used to evaluate a single dynamically generated...