Cordova 6 Bug with Plugin Variables in Gradle
Cordova plugins can use variables for project specific values which must be entered when installing them. For example, Google Maps plugin uses them for setting the API keys. When these variables are...
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Configurable Select Control in Ionic Navbar
There are lots of components included with Ionic framework, but not many of them can be used inside a Navbar. If you want find an out-of-the box solution for putting a select or a dropdown into the...
View ArticleNamespace Imports in TypeScript
I've written about TypeScript imports on my blog before, but as I recently learned, I haven't covered all the cases. It all started when I wanted to use the Google Maps JavaScript API in my Ionic...
View ArticleCode Generation with Maven CXF Plugin
Apache CXF is a common choice for calling SOAP web services from Java. It's most convenient to use when you generate proxy client classes from the web service WSDL file. There's a command line tool...
View ArticleImplementing Basic Authentication with CXF
Generating the proxy client classes for a web service is only the first step. While the official documentation includes a basic sample for invoking a method on the web service, I had a hard time...
View ArticleNo Custom Conversions for Interfaces in C#
There's a lot of flexibility in type conversions in C#. On top of built-in implicit and explicit conversions, you can also define custom conversions. However, you might not be aware that these are not...
View ArticleFormattableString as Method Parameter
Interpolated strings in C# 6 introduced a simplified syntax for most use cases of String.Format. So, instead of writing: var name = "World"; var formatted = string.Format("Hello, {0}!", name); We can...
View ArticleUsing JSONLayout for Log4j with Hippo CMS
If you want to post-process the application logs, using the JSON format will usually make it easier. In Log4j, there's the JSON Layout available for that purpose. Making it work in Hippo CMS took me...
View ArticleInitializing Log4j MDC in Hippo CMS
In Log4j, Mapped Diagnostic Context (MDC) can be used to provide additional context information for every log message. In server applications it will usually be initialized for every request in a...
View ArticleJackson ObjectMapper Config in Hippo CRISP
The recommended way for integrating external services in Hippo CMS is the CRISP API. The official documentation provides detailed enough instructions for installing, configuring and using it. However,...
View ArticleHandling Empty POST Response in Hippo CRISP
One could argue that a JSON REST service should never return an empty body, but you might not always have a say in how a service you need to call will behave. Unfortunately, CRISP API in Hippo CMS...
View ArticleWhat is a Valid Hippo Head Contribution?
In Hippo CMS, a page is generated from a hierarchy of Freemarker templates. The root template will typically take care of the basic HTML page structure, i.e. its head and body. If other templates need...
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Freemarker Loop Variables in Translation Keys
Freemarker, the Hippo CMS template language, includes special directives for working with sequences. Additional built-ins can be used to get more information about the loop variable. However, I've...
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Freemarker Loop Variables in Translation Keys
Freemarker, the Hippo CMS template language, includes special directives for working with sequences. Additional built-ins can be used to get more information about the loop variable. However, I've...
View ArticleConfiguring Multiple Maven Repositories
I recently started colaborating on a project which had a couple of private Maven dependencies. The client owning the project hosted these dependencies in a private Nexus repository which was also...
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Unicode Properties Files in IntelliJ IDEA
In Java, .properties files are used for storing key-value pairs, most typically for text localization. However, by default they are saved in ISO-8859-1 encoding, not in Unicode. Since many languages...
View ArticleError Handling When Chaining Promises
The Promise.catch method is a convenient tool for handling errors anywhere inside the promise chain up to the method call. Promise.resolve().then(() => { // chained code, executed after outer...
View ArticleGet SQL for EF Core Queries
There's no built-in solution in EF Core for getting the SQL query that is going to be sent to the database. I could find an implementation by Nick Craver which worked fine with EF Core 2.0.0, but fails...
View ArticleNo Support for Tuples in Expression Trees
Tuples, as added to C# 7, can be a nice alternative to anonymous types in LINQ when you only want to return a subset of values from the queried type. Before tuples, this was only possible by creating...
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Add Any Amount to Your Steam Wallet
Recently I received a prepaid card with a fixed amount from a reward program. Since online resellers typically don't allow using multiple payment methods for a single purchase I was looking for a way...
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