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Intellij IDEA generate for-each/for keyboard shortcut
Is there a keyboard shortcut generating a foreach and also for loop?
7 Answers
7
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Redis cache vs using memory directly
I have not used Redis yet, but I heard about it and plan to try it as cache storing.
2 Answers
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How can I escape double quotes in XML attributes values?
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Explicit and a longer naming convention is better than acronyms or shortened one when naming variables, function, attributes, or etc.; I'll take clarity over brevity anytime - is my unsolicited opinion.
– Daniel ...
Comments in .gitignore?
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@StuartR.Jefferys I'm on git 1.7.4.1 and am finding that a line with a comment at the end does not work: src/main/log/ # Doesn't work. git status still shows this directory src/main/log/ Works fine. git status does not show the directory. In fact, it ap...
Rounding DateTime objects
...t you round to any interval given. It's also slightly faster than dividing and then multiplying the ticks.
public static class DateTimeExtensions
{
public static DateTime Floor(this DateTime dateTime, TimeSpan interval)
{
return dateTime.AddTicks(-(dateTime.Ticks % interval.Ticks));
}
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How to normalize an array in NumPy?
...:
import numpy as np
from sklearn.preprocessing import normalize
x = np.random.rand(1000)*10
norm1 = x / np.linalg.norm(x)
norm2 = normalize(x[:,np.newaxis], axis=0).ravel()
print np.all(norm1 == norm2)
# True
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codestyle; put javadoc before or after annotation?
... before or after the annotation. What would we want to adopt as a coding standard?
5 Answers
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Entity framework code-first null foreign key
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Because EF was creating 2 foreign keys in the database table: CountryId, and CountryId1, but the code above fixed that.
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Post JSON using Python Requests
I need to POST a JSON from a client to a server. I'm using Python 2.7.1 and simplejson. The client is using Requests. The server is CherryPy. I can GET a hard-coded JSON from the server (code not shown), but when I try to POST a JSON to the server, I get "400 Bad Request".
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How do you calculate log base 2 in Java for integers?
...o completely get rid of errors I had to add epsilon which is between 1e-11 and 1e-14.
Could you have told this before testing?
I definitely could not.
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