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Benefits of prototypal inheritance over classical?

So I finally stopped dragging my feet all these years and decided to learn JavaScript "properly". One of the most head-scratching elements of the languages design is it's implementation of inheritance. Having experience in Ruby, I was really happy to see closures and dynamic typing; but for the li...
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Drawable image on a canvas

...setBounds(left, top, right, bottom); d.draw(canvas); This will work with all kinds of drawables, not only bitmaps. And it also means that you can re-use that same drawable again if only the size changes. share | ...
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Using HeapDumpOnOutOfMemoryError parameter for heap dump for JBoss

...mentation has to say: By default the heap dump is created in a file called java_pid.hprof in the working directory of the VM, as in the example above. You can specify an alternative file name or directory with the -XX:HeapDumpPath= option. For example -XX:HeapDumpPath=/disk2/dumps ...
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How do I view an older version of an SVN file?

...lyMunky Try svn cat | vim -. If vim's syntax highlighting doesn't automatically kick in, do :set syntax=java (or whichever language). – John Kugelman Nov 27 '12 at 4:10 1 ...
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GLib compile error (ffi.h), but libffi is installed

... If you have a Debian-based Linux OS with apt-get: sudo apt-get install libffi-dev With a Redhat-base OS: yum install libffi-devel With Alpine Linux: apk add libffi-dev share | improve...
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Why are const parameters not allowed in C#?

It looks strange especially for C++ developers. In C++ we used to mark a parameter as const in order to be sure that its state will not be changed in the method. There are also other C++ specific reasons, like passing const ref in order to pass by ref and be sure that state will not be changed. ...
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How efficient can Meteor be while sharing a huge collection among many clients?

... which watches the database for changes; and the merge box, which combines all of a client's active subscriptions and sends them out over the network to the client. Publish functions Each time a Meteor client subscribes to a collection, the server runs a publish function. The publish function's j...
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H2 in-memory database. Table not found

...e tables with UPPERCASE names then behaving case-sensitive, even though in all scripts (including in the creation ones) i used lowercase. Solved by adding ;DATABASE_TO_UPPER=false to the connection URL. share | ...
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How to force IntelliJ IDEA to reload dependencies from build.sbt after they changed?

...n't pickup changes to the version of an existing dependency (I have to manually change the various .iml and .idea/libraries/SBT_SBT_.xml to the new version number). I'd like to follow up on that ticket. – David B. Dec 7 '13 at 3:50 ...
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What is the difference between Ruby 1.8 and Ruby 1.9

... Sam's slides. The slideshow is less overwhelming to review, but having it all laid out in a list like this is also helpful. Ruby 1.9 - Major Features Performance Threads/Fibers Encoding/Unicode gems is (mostly) built-in now if statements do not introduce scope in Ruby. What's changed? Single ...