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How to access the ith column of a NumPy multidimensional array?
...]])
>>> ncol = test.shape[1]
>>> ncol
5L
Then you can select the 2nd - 4th column this way:
>>> test[0:, 1:(ncol - 1)]
array([[1, 2, 3],
[6, 7, 8]])
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Ruby on Rails: how do I sort with two columns using ActiveRecord?
...ersonally I find it easier to manage.
SQL gets produced in one step only:
SELECT "models".* FROM "models" ORDER BY "models"."etc" ASC, "models"."bar" DESC, "models"."foo" ASC
Thusly, for the original question:
Model.order(:updated_at).order(:price)
You need not declare data type, ActiveRecord ...
Get source jar files attached to Eclipse for Maven-managed dependencies
... @Francis - After making the above change right click on your project and select "Maven > Update Project ..." This will cause your source jars to download.
– carbontax
Dec 20 '13 at 17:18
...
Webdriver Unable to connect to host 127.0.0.1 on port 7055 after 45000 ms
...rom firefox (You can do this (On Mac) in preferences - Advanced - Update - Select "Check for updates, but let me choose whether to install them")
If your scripts are running on a automated mode then you may want to disable updates. However this may create other issues. Since most people/user may hav...
CSS Classes & SubClasses
...
FYI, when you define a rule like you did above, with two selectors chained together:
.area1.item
{
color:red;
}
It means:
Apply this style to any element that has both the class "area1" and "item".
Such as:
<div class="area1 item">
Sadly it doesn't work in IE6...
How To Change DataType of a DataColumn in a DataTable?
...
Consider also altering the return type:
select cast(columnName as int) columnName from table
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How do I get the width and height of a HTML5 canvas?
...le via .scrollWidth and .scrollHeight:
var canvasElem = document.querySelector('canvas');
document.querySelector('#dom-dims').innerHTML = 'Canvas DOM element width x height: ' +
canvasElem.scrollWidth +
' x ' +
canvasElem.scrollHeight
var canvasContext = canvasElem.getC...
Spring Boot: How can I set the logging level with application.properties?
...gure logging in a fine grained way. The --debug flag just switches on some selected Spring logging channels.
– Dave Syer
Dec 10 '13 at 7:54
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How do you completely remove the button border in wpf?
...s turning my button into a toggle button. When I click the button it stays selected until I click another button. How would I stop it from acting like that?
– burnttoast11
Jan 28 '14 at 22:17
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How to get visitor's location (i.e. country) using geolocation? [duplicate]
..., or you just want to test things out, signup for the free plan. Otherwise select one of the paid plans below. - ipinfo.io/pricing
– pdeschen
Oct 28 '17 at 21:10
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