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Uninstall all installed gems, in OSX?
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Rubygems >= 2.1.0
gem uninstall -aIx
a removes all versions
I ignores dependencies
x includes executables
Rubgems < 2.1.0
for i in `gem list --no-versions`; do gem uninstall -aIx $i; done
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Where are ${EXECUTABLE_NAME} and ${PRODUCT_NAME} defined
Where can I find information on how to modify these
2 Answers
2
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How do I execute a program using Maven?
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With the global configuration that you have defined for the exec-maven-plugin:
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>1.4.0</version>
<configuration>
<main...
Subtract 7 days from current date
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There are edge cases where this won't work properly, for example if the daylight savings changes during the seven days in question.
– JeremyP
Apr 18 '12 at 13:08
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Interface vs Base class
...waaay too general). Let us assume that you have an abstract class Mammal, for both of them:
public abstract class Mammal
This base class will probably have default methods such as:
Feed
Mate
All of which are behavior that have more or less the same implementation between either species. To de...
Accept server's self-signed ssl certificate in Java client
...cally two options here: add the self-signed certificate to your JVM truststore or configure your client to
Option 1
Export the certificate from your browser and import it in your JVM truststore (to establish a chain of trust):
<JAVA_HOME>\bin\keytool -import -v -trustcacerts
-alias server-...
SyntaxError: Non-ASCII character '\xa3' in file when function returns '£'
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I'd recommend reading that PEP the error gives you. The problem is that your code is trying to use the ASCII encoding, but the pound symbol is not an ASCII character. Try using UTF-8 encoding. You can start by putting # -*- coding: utf-8 -*- at the top of your...
How to center a label text in WPF?
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use the HorizontalContentAlignment property.
Sample
<Label HorizontalContentAlignment="Center"/>
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Using pickle.dump - TypeError: must be str, not bytes
I'm using python3.3 and I'm having a cryptic error when trying to pickle a simple dictionary.
2 Answers
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Convert List to List
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The way to make this work is to iterate over the list and cast the elements. This can be done using ConvertAll:
List<A> listOfA = new List<C>().ConvertAll(x => (A)x);
You could also use Linq:
List<A> listOfA = new List<...