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Unable to locate tools.jar
I am building a project in Java.
32 Answers
32
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What is the equivalent of the C# 'var' keyword in Java?
...e use of the var keyword in C# is implicit type declaration. What is the Java equivalent syntax for var ?
15 Answers
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What is this date format? 2011-08-12T20:17:46.384Z
...1-08-12T20:17:46.384Z . What format is this? I'm trying to parse it with Java 1.4 via DateFormat.getDateInstance().parse(dateStr) and I'm getting
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How to avoid installing “Unlimited Strength” JCE policy files when deploying an application?
I have an app that uses 256-bit AES encryption which is not supported by Java out of the box. I know to get this to function correctly I install the JCE unlimited strength jars in the security folder. This is fine for me being the developer, I can install them.
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A Java API to generate Java source files [closed]
I'm looking for a framework to generate Java source files.
15 Answers
15
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C# Java HashMap equivalent
Coming from a Java world into a C# one is there a HashMap equivalent? If not what would you recommend?
7 Answers
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Get query from java.sql.PreparedStatement [duplicate]
In my code I am using java.sql.PreparedStatement .
8 Answers
8
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Decode Base64 data in Java
...ve an image that is Base64 encoded. What is the best way to decode that in Java? Hopefully using only the libraries included with Sun Java 6.
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What is the use of the @Temporal annotation in Hibernate?
...s annotation must be specified for persistent fields or properties of type java.util.Date and java.util.Calendar. It may only be specified for fields or properties of these types.
The Temporal annotation may be used in conjunction with the Basic annotation, the Id annotation, or the ElementCollecti...
编译失败！ Error: Your build failed due to an error in the AAPT stage,...
...析如下：
Tag <activity> attribute name has invalid character
[java] /tmp/1685410160630_0.39828964915976717-0/youngandroidproject/../build/AndroidManifest.xml:5: Tag <activity> attribute name has invalid character '�'.
[java] May 30, 2023 9:29:27 AM com....