原站：http://kasparov.skife.org/blog

标签：waste

“Brian's Waste of Time”的内容更新

累计：78 篇（自 2007-09-04 起）

更新：约1篇/月，最后更新20 天前

Brian's Waste of Time

Java Daemonization with posix_spawn(2)

the traditional way of daemonizing a process involves forking the process and daemonizing it from the current running state. this doesn’t work so well in java because the jvm relies on several additional worker threads, and fork only keeps the thread calling fork. so, basically, you need to start a new jvm from scratch to create a child process.the tra... (20 天前)

http://inezha.com/w/lo68mm1

Brian's Waste of Time

Configuration Models

i have been noodling on the best general purpose application configuration model, and mechanism, i can find lately – that is, trying to find something general purpose that i don’t think is miserably bad. specifically, configuration of heterogeneous applications in a hosted/saas/distributed/blah type system.i’ve worked with all kinds of stuff – not e... (28 天前)

http://inezha.com/w/kn5x3mk

Brian's Waste of Time

POSIX from Java

i have been doing more traditionally unix-y stuff from java lately, and one of the things i have needed is proper access to posix and libc system calls. luckily, there are now a couple fabulous libraries to make this easy – no more need to do your own jni muckery.i’ve been using jnr-posix with great success. using it for something like execv(3) looks ... (36 天前)

http://inezha.com/w/du15wmn

Brian's Waste of Time

Some Atlas Thoughts

back in june (that long ago, really? wow!) i first talked about atlas and my, time has flown. while originally created to help address a very specific problem we were facing at work, the general utility of the approach in atlas is pretty intriguing.i want to be able to describe a system, such as:system "blog" server "load-balancer:blog" server "wordp... (50 天前)

http://inezha.com/w/ix6vaza

Brian's Waste of Time

In Clauses

the most common feature request i get for jdbi, going back at least seven years now, is for automagic in-clause expansion, or the equivalent. sadly, there is not correct general case solution for this. there are lots of solutions, but what is the right thing to do is very context dependent. let’s look at some options.database specific functionalitythe... (57 天前)

http://inezha.com/w/vw53dzb

Brian's Waste of Time

Library Versioning

libraries should be versioned and packaged such that they are easy to use over time, and in combination. the best way i have found to do this is to abide by three rules:use apr versioningre-namespace on major version changeschange the artifact id on major version changesuse apr style versioningapr versioning basically defines the meanings of chang... (64 天前)

http://inezha.com/w/mp1ocz4

Brian's Waste of Time

Maybe in Java

one of the more elegant concepts in a lot of functional languages is that of maybe. haskell drove home the magic of maybe for me. the general idea is representing the possibility of a value. in haskell, you’ll generally use it such that processing will continue if the value is needed and present, or short circuit if the value is needed and not present. ... (91 天前)

http://inezha.com/w/7i9ymz8

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