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Rails: How to get the model class name based on the controller class name?
...
190
This will do it:
class HouseBuyersController < ApplicationController
def index
@model...
Why does Math.floor return a double?
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80
According to the same Javadoc:
If the argument is NaN or an infinity or positive zero or negati...
Total memory used by Python process?
...l with psutil 5.6.3, the last line should be
print(process.memory_info()[0])
instead (there was a change in the API).
Note: do pip install psutil if it is not installed yet.
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Enums and Constants. Which to use when?
...rom here as I'm lazy)
[FlagsAttribute]
enum DistributedChannel
{
None = 0,
Transacted = 1,
Queued = 2,
Encrypted = 4,
Persisted = 16,
FaultTolerant = Transacted | Queued | Persisted
}
Constants should be for a single value, like PI. There isn't a range of PI values, there is just PI.
...
Iterate over object keys in node.js
...matter.
var async = {};
async.forEach = function(o, cb) {
var counter = 0,
keys = Object.keys(o),
len = keys.length;
var next = function() {
if (counter < len) cb(o[keys[counter++]], next);
};
next();
};
async.forEach(obj, function(val, next) {
// do things
setTimeout(ne...
Splitting on last delimiter in Python string?
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edited Feb 19 '18 at 16:03
answered Feb 21 '13 at 21:06
M...
How do I return rows with a specific value first?
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answered Aug 9 '09 at 1:57
Rob FarleyRob Farley
14.4k44 gold badges4040 silver badges5454 bronze badges
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How to change letter spacing in a Textview?
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edited Sep 19 '17 at 0:19
Joaquin Iurchuk
4,83811 gold badge4040 silver badges5959 bronze badges
an...
How to disable code formatting for some part of the code using comments?
...ences > Editor > Code Style > Formatter Control
IntelliJ IDEA v.2016+:
Preferences > Editor > Code Style
IntelliJ IDEA v.2018+:
File > Settings > Editor > Code Style
You can change the formatter control markers, as long as they're in comments.
Ensure formatter markers i...
What's a standard way to do a no-op in python?
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Use pass for no-op:
if x == 0:
pass
else:
print "x not equal 0"
And here's another example:
def f():
pass
Or:
class c:
pass
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impr...