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IntelliJ gives Fatal Error: Unable to find package java.lang in classpath or bootclasspath
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This error happend to me after i've updated my JDK version to jdk1.8.0_161 -
But the project's sdk was still pointing to the old jdk 1.8.0_131
(Seems that updgrading java causing the previous version to be wiped).
Do this:
In the IntelliJ IDE go to File > Project Structure, from there:
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What's the best way to build a string of delimited items in Java?
...uence... elements))
String joinedString = String.join(" - ", "04", "05", "06"); // "04 - 05 - 06"
String.join(CharSequence delimiter, Iterable<? extends CharSequence> elements)
List<String> strings = new LinkedList<>();
strings.add("Java");strings.add("is");
strings.add("cool...
How to turn off the Eclipse code formatter for certain sections of Java code?
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edited Apr 11 '16 at 13:06
shridutt kothari
7,22022 gold badges3838 silver badges5656 bronze badges
an...
Converting a generic list to a CSV string
... list<T>
– Thameem
Sep 8 at 7:06
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show 2 more comments
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How do I find numeric columns in Pandas?
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You could use select_dtypes method of DataFrame. It includes two parameters include and exclude. So isNumeric would look like:
numerics = ['int16', 'int32', 'int64', 'float16', 'float32', 'float64']
newdf = df.select_dtypes(include=numerics)
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Role/Purpose of ContextLoaderListener in Spring?
...om/xml/ns/javaee"
xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
xsi:schemaLocation="
http://java.sun.com/xml/ns/javaee
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
id="WebApp_ID"
version="2.5">
<display-name>Some Minimal Webapp<...
How can I run just the statement my cursor is on in SQL Server Management Studio?
... servers.
– jpaugh
Mar 20 '18 at 15:06
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Interface defining a constructor signature?
...ialize<GraphicsDeviceManager>, IDrawable
{
GraphicsDeviceManager _graphicsDeviceManager;
public Drawable(GraphicsDeviceManager graphicsDeviceManager)
: base (graphicsDeviceManager)
{
_graphicsDeviceManager = graphicsDeviceManager;
}
public void Update()
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Passing a method as a parameter in Ruby
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Daniel LucraftDaniel Lucraft
6,40655 gold badges3131 silver badges3232 bronze badges
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Visual Studio debugging/loading very slow
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– Himanshu Aggarwal
May 2 '13 at 16:06
87
Here is solution for those who have button Load all sym...