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parseInt vs unary plus, when to use which?
..., here are a few differences I know of:
An empty string "" evaluates to a 0, while parseInt evaluates it to NaN. IMO, a blank string should be a NaN.
+'' === 0; //true
isNaN(parseInt('',10)); //true
The unary + acts more like parseFloat since it also accepts decimals.
parseInt on...
Java 8 forEach with index [duplicate]
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170
Since you are iterating over an indexable collection (lists, etc.), I presume that you can then ...
How do I set the rounded corner radius of a color drawable using xml?
... a white background, black border and rounded corners:
<?xml version="1.0" encoding="UTF-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
<solid android:color="#ffffffff"/>
<stroke android:width="3dp"
android:color="...
Multiple inputs with same name through POST in php
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220
Change the names of your inputs:
<input name="xyz[]" value="Lorem" />
<input name="xyz...
How can I run PowerShell with the .NET 4 runtime?
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PowerShell (the engine) runs fine under .NET 4.0. PowerShell (the console host and the ISE) do not, simply because they were compiled against older versions of .NET. There's a registry setting that will change the .NET framework loaded systemwide, which will in turn allo...
Switch statement for greater-than/less-than
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10 Answers
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Using NumberPicker Widget with Strings
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NumberPicker picker = new NumberPicker(this);
picker.setMinValue(0);
picker.setMaxValue(2);
picker.setDisplayedValues( new String[] { "Belgium", "France", "United Kingdom" } );
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im...
How to use > in an xargs command?
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201
Do not make the mistake of doing this:
sh -c "grep ABC {} > {}.out"
This will break under...
Regular expression to limit number of characters to 10
...e a regular expression that will only allow lowercase letters and up to 10 characters. What I have so far looks like this:
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Remove duplicate values from JS array [duplicate]
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edited Dec 26 '16 at 10:53
Martijn Pieters♦
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