The following database systems are now being categorised as NewSQL, this basically means they are traditional SQL, ACID compliant databases, but are built with the underlying philosophies that allow NoSQL databases to scale horizontally. MariaDB Cluster MariaDB Cluster, this is basically MariaDB with the Galera Cluster Manager. A good writeup of a conversion from MySQL+MMM …
TransLattice Elastic Database 2.5 has PostgreSQL 9.0 as its foundation, and the upper levels of the database management system look and smell like normal Postgres. But the underlying guts of the database, including the locking mechanisms and data storage methods, have been completely replaced with a new set of code. This new software can create …
With Galera, transactions are confirmed across all nodes before they are committed. If a transaction fails on a node, that node is immediately removed from the cluster. In other words, Galera replication is synchronous. You never lose a transaction – there is no lag (and Galera’s row-based replication is around 5x faster). Galera Cluster is …
Turnigy D2836/9 950KV Brushless Outrunner Motor.
timols/java-gitlab-api.
In statistics, a moving average (rolling average or running average) is a calculation to analyze data points by creating a series of averages of different subsets of the full data set. Is also called a moving mean (MM)[1] or rolling mean and is a type of finite impulse response filter. Variations include: simple, and cumulative, …
Log4j 2: Performance close to insane | Christian Grobmeier Solutions.
Direct Allocated Buffers are extremely useful and used extensively when developing high-performance network applications in Java NIO. By allocating data directly outside the heap, in a number of cases you can write software where that data actually never touches the heap. via Escaping the JVM heap for memory intensive applications | Java Code Geeks.
Infinite Scroll for AngularJS via tagged/infinite-scroll · GitHub.
Contract versioning and API/Service versioning has always been a consideration for SOA based systems. Whether because of the impact it has on composability, or client-service governance, it is still something of an art rather than a science. There are many examples of groups giving the benefit of their experiences (e.g., around REST is extremely popular). …