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Rails filtering array of objects by attribute value
So I perform a query to the db and I have a complete array of objects:
5 Answers
5
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Changing image sizes proportionally using CSS?
...to configure my thumbnail gallery so all the images appear the same height and width. However when I change the Css code to,
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Android: Last line of textview cut off
... caused by the baseline alignment in the horizontal LinearLayout. TextView and Spinner have different baselines due to font size difference. To fix the issue it is needed to disable baseline alignment for the layout by setting:
android:baselineAligned="false"
or in the code:
layout.setBaselineAl...
How to read the value of a private field from a different class in Java?
...d's class's type:
f.get("BOB"); //will throw IllegalArgumentException, as String is of the wrong type
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JavaScript file upload size validation
...ed by some modern browsers, the File API. It can be used for this purpose, and it's easy to test whether it's supported and fall back (if necessary) to another mechanism if it isn't.
Here's a complete example:
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-type" conte...
What is the difference between 'E', 'T', and '?' for Java generics?
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V - Value
In Java 7 it is permitted to instantiate like this:
Foo<String, Integer> foo = new Foo<>(); // Java 7
Foo<String, Integer> foo = new Foo<String, Integer>(); // Java 6
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Why are dashes preferred for CSS selectors / HTML attributes?
In the past I've always used underscores for defining class and id attributes in HTML. Over the last few years I changed over to dashes, mostly to align myself with the trend in the community , not necessarily because it made sense to me.
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Protected methods in Objective-C
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Lee - if you declare a function pointer in @protected and assign a function in init method would it work?
– bikram990
Mar 11 '14 at 3:36
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Decorators with parameters?
..., a new function object.
All of foo's metadata is overridden, notably docstring and function name.
>>> print(foo)
<function _pseudo_decor.<locals>.ret_fun at 0x10666a2f0>
functools.wraps gives us a convenient method to "lift" the docstring and name to the returned function....
Compare two folders which has many files inside contents
...trailing blanks (spaces and tabs)
and treats other strings of blanks as
equivalent.
-i Ignores the case of letters. For example,
`A' will compare equal to `a'.
-t Expands <TAB> characters in output ...