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How do I get around type erasure on Scala? Or, why can't I get the type parameter of my collections?
...r more current solutions.
Scala was defined with Type Erasure because the Java Virtual Machine (JVM), unlike Java, did not get generics. This means that, at run time, only the class exists, not its type parameters. In the example, JVM knows it is handling a scala.collection.immutable.List, but not ...
Is it possible to change the package name of an Android app on Google Play?
...e you give to your application in its AndroidManifest.xml. The name uses a Java-language-style naming convention, with Internet domain ownership helping to avoid name collisions. For example, since Google owns the domain “google.com”, the manifest package names of all of our applications should ...
How to log request and response body with Retrofit-Android?
...ven though there is no integrated logging by default, you can leverage any Java logger and use it within a customized OkHttp interceptor.
further information about Retrofit 2 please refer :
Retrofit — Getting Started and Create an Android Client
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XML schema or DTD for logback.xml?
...1/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://www.padual.com/java/logback.xsd">
from GitHub "An XML Schema Definition for logback"
https://github.com/nkatsar/logback-XSD
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how to show progress bar(circle) in an activity having a listview before loading the listview with d
..." >
</ListView>
</LinearLayout>
And in your activity (Java)
I use an AsyncTask to fetch data for my lists. SO, in the AsyncTask's onPreExecute() I use something like this:
// CAST THE LINEARLAYOUT HOLDING THE MAIN PROGRESS (SPINNER)
LinearLayout linlaHeaderProgress = (LinearLay...
Learning Ant path style
... test to the filename variable
http://docs.spring.io/spring/docs/current/javadoc-api/org/springframework/util/AntPathMatcher.html
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HttpSecurity, WebSecurity and AuthenticationManagerBuilder
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You can refer to the following link for more information Spring Security Java Config Preview: Web Security
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Is it a good idea to use Google Guava library for Android development?
...mment, so I post an answer.) Personally I use whole Guava library in every Java project and when I don't have significant and properly profiled performance problems. If you do have, for example, memory concerns like in Android environment, you can use ProGuard to get only these parts of Guava you re...
Byte[] to InputStream or OutputStream
...a blob column in my database table, for which I have to use byte[] in my Java program as a mapping and to use this data I have to convert it to InputStream or OutputStream . But I don't know what happens internally when I do so. Can anyone briefly explain me what's happening when I do this conv...
Reusing a PreparedStatement multiple times
...ill still be reduced.
To address the situation that you want to re-use the Java-side PreparedStatement, some JDBC drivers (such as Oracle) have a caching feature: If you create a PreparedStatement for the same SQL on the same connection, it will give you the same (cached) instance.
About multi-threa...