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I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]
I use
Rails 3.0.20 and
ruby 1.8.7 (2011-06-30 patchlevel 352)
4 Answers
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Paste multiple columns together
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Anthony DamicoAnthony Damico
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pydot and graphviz error: Couldn't import dot_parser, loading of dot files will not be possible
...ydot >= 1.1:
The incompatibility of (upstream) pydot has been fixed by 6dff94b3f1, and thus pydot >= 1.1 will be compatible with pyparsing >= 1.5.7.
Answer applicable to pydot <= 1.0.28:
For anyone else who comes across this, it is due to the changes in pyparsing from 1.x to the 2.x...
Structs in Javascript
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The only difference between object literals and constructed objects are the properties inherited...
In Django, how does one filter a QuerySet with dynamic field lookups?
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316
Python's argument expansion may be used to solve this problem:
kwargs = {
'{0}__{1}'.format...
How do you round to 1 decimal place in Javascript?
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768
Math.round(num * 10) / 10 works, here is an example...
var number = 12.3456789
var rounded = M...
Read file from line 2 or skip header row
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466
with open(fname) as f:
next(f)
for line in f:
#do something
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How does Bluebird's util.toFastProperties function make an object's properties “fast”?
...oing __proto__ = or .setPrototypeOf would have also worked but these are ES6 functions and Bluebird runs on all browsers since Netscape 7 so that's out of the question to simplify code here. For example, if we check .setPrototypeOf we can see:
// ES6 section 19.1.2.19.
function ObjectSetPrototypeOf...
Check if a value is within a range of numbers
...intyPointy
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