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Dependency injection with Jersey 2.0
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I'm not sure what EntityManager is, but judging by docs.oracle.com/javaee/6/api/javax/persistence/… it seems to be an interface. You can bind it using bind(EntityManagerImpl.class).to(EntityManager.class) (which will bind a class EntityManagerImpl implementing the interface...
Nodejs - Redirect url
How do I get a node.js server to redirect users to a 404.html page when they enter an invalid url?
8 Answers
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django templates: include and extends
... put it within a block, for Django to make sense of it. Otherwise it just doesn't make sense and Django doesn't know what to do with it.
The Django documentation has a few really good examples of using blocks to replace blocks in the parent template.
https://docs.djangoproject.com/en/dev/ref/temp...
ctypes - Beginner
I have the task of "wrapping" a c library into a python class. The docs are incredibly vague on this matter. It seems they expect only advanced python users would implement ctypes. Well i'm a beginner in python and need help.
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^M at the end of every line in vim
...se ^M characters at the end of each line. I think that it has something to do with editing a file in windows and then in linux. How can I remove all of these automatically?
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How can I use jQuery to make an input readonly?
...used when setting boolean attributes/properties.
$("#fieldName").prop("readonly", true);
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git ignore exception
...lobal has *.dll in it, and my project's gitignore has !Libs/*.dll but that doesn't seem to be working.
– Joel Kinzel
Nov 10 '15 at 21:20
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Is the “struct hack” technically undefined behavior?
...deemed that it is not strictly conforming with the C Standard, although it does seem to work under all known implementations. (Compilers which check array bounds carefully might issue warnings.)
The rationale behind the 'strictly conforming' bit is in the spec, section J.2 Undefined behavior, whic...
Best way to convert an ArrayList to a string
...the toString of each element separated by tabs. Is there any fast way to do this? You could loop through it (or remove each element) and concatenate it to a String but I think this will be very slow.
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Using margin:auto to vertically-align a div
...lculated relative to the width of containing block
In fact, the nature of document flow and element height calculation algorithms make it impossible to use margins for centering an element vertically inside its parent. Whenever a vertical margin's value is changed, it will trigger a parent element ...