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java
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Authorize.Net CIM With Java SDK: How To Bill Your Customers
Authorize.Net is a popular payment gateway service provider allowing merchants to accept credit card and electronic check payments. Using such a gateway to issue a one-time transactions doesn’t raise any great troubles, but serving returning customers or…
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Simply about Spring
This article is devoted to very popular framework Spring. It’s very necessary theme for beginners in Java, because Spring is widespread technology. First of all let’s consider wiring – dynamical assembling of separated beans, most important part…
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MongoDB java driver. The custom builder for update operations.
Java driver for MongoDB does not provide any utility classes that could help with building update queries. If you want to create a query to update or increment field values, you usually have to use BasicDBObjectBuilder. This…
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Lightweight fast persistent queue in Java using Berkley DB
Recently I had a task to develop the application which will have large work queue and which need to survive the restarts. The application need to be lightweight. After trying several different persistent engines for Java I”ve…
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How to intercept and log stdout and stderr messages with log4j
Log4j doesn’t allow to catch stdout and stderr messages out of the box. However, you can still intercept them with a custom output stream, which is especially useful when you have to log data that third-party libraries…
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