Ngrok exposes local servers behind NATs and firewalls to the public internet over secure tunnels. It’s a very useful tool, when you are developing on your PC and you need to expose your service on the web. It works on http and https. Official site
It was quite a long time ago when I start to develop this release. The features were introduced: Core module Add support for java.time classes introduced with Java 8: now it is possible to persist field of type LocalDateTime, LocalDate etc, without define any custom TypeAdapter. Some bug fixing Orm module Add support for java.time…
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Recently I decided to insert a message during Kripton Persistence Library initialization at run-time which display library version. To accomplish this task I need to include in the source code the maven project version contained in pom.xml. Is there a plugin for maven that can help me? The answer is YES! It’s templating-maven-plugin. So, I…
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During my app development on the Android platform, I always used the WebView component. I notice it is a slow component, but it does what it must do. Today I found some useful link about another widget to include web content in my Android app: the Chrome custom tab. I’ve already heard about it, but…
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For my job, I was looking for some good article about certificate pinning on Android devices. I found these: https://medium.com/@appmattus/android-security-ssl-pinning-1db8acb6621e https://www.netguru.com/codestories/3-ways-how-to-implement-certificate-pinning-on-android If you don’t know what it is Certificate Pinning: Pinning is the process of associating a host with their expected X509 certificate or public key. Once a certificate or public key is known or seen for a host, the certificate or…
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The NDK was the only way that I know to integrate, in Android development, Java and C worlds. Some day ago I found a possible replacemente of NDK: Crystax It seems to have many features that standard NDK does not have. The more important for me: Full support of C locales Full math support, including…
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Kripton ORM is the Kripton’s module to manage SQLite database. Store a HashSet in a column is quite easy. Let’s suppose we have a Java model mapped to the SQLite database in the following way: The associated DAO interface: And the database definition: Store a HashSet is simple as define it in the SchoolLunch. Kripton…
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This post was inspired by the following question from StackOverflow: Reusable generic base class DAOs with Android Room. I reuse the original question and I try to approach the problem with Kripton. Room’s approach avoids using an ancestor interface for DAO interface to define for the SELECT operations. A parent DAO interface can be used only to define operationINSERT/UPDATE/DELETE but…
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One of the key features of Kripton ORM is the capability to generate an SQLite content provider starting from a data source definition. More information about Content Provider can found here. Suppose we have in our application a music data source so defined: In this data source, there are Artist and Album entities. Every entity got its DAO interface.…
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Stackoverflow is always a good place to get ideas to write posts. Today I answer to this question. The original question is about using Room Library. But I want to change the question: how can I persist a byte array using Kripton ORM Library? With kripton, you can easily manage byte[] fields. Just to show…
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