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JSP tricks to make templating easier?
At work I've been tasked with turning a bunch of HTML files into a simple JSP project. It's really all static, no serverside logic to program. I should mention I'm completely new to Java. JSP files seem to make it easy to work with common includes and variables, much like PHP , but I'd like to ...
How do iOS Push Notifications work?
How do iOS "push" notifications get delivered to a particular device without that device needing to poll a server?
6 Answer...
How to go about formatting 1200 to 1.2k in java
I'd like to format following numbers into the numbers next to them with java:
23 Answers
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Appending a line to a file only if it does not already exist
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Just keep it simple :)
grep + echo should suffice:
grep -qxF 'include "/configs/projectname.conf"' foo.bar || echo 'include "/configs/projectname.conf"' >> foo.bar
-q be quiet
-x match the whole line
-F pattern is a plain st...
Python memoising/deferred lookup property decorator
... these attributes to have their database lookups be deferred, ie. not be initialised in the constructor but only upon first read. These attributes do not change over the lifetime of the instance, but they're a real bottleneck to calculate that first time and only really accessed for special cases. H...
How to solve the “failed to lazily initialize a collection of role” Hibernate exception
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edited May 23 '17 at 12:34
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answered Jul 31 '12 at ...
Rotating a two-dimensional array in Python
In a program I'm writing the need to rotate a two-dimensional array came up. Searching for the optimal solution I found this impressive one-liner that does the job:
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If isset $_POST
I have a form on one page that submits to another page. There, it checks if the input mail is filled. If so then do something and if it is not filled, do something else. I don't understand why it always says that it is set, even if I send an empty form. What is missing or wrong?
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What is the relation between BLAS, LAPACK and ATLAS
... manuals and I have a general idea of BLAS and LAPACK and how to use them with the very few examples I find, but I can't find any actual examples using ATLAS to see how it is related with these two.
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What's the “big idea” behind compojure routes?
I'm new to Clojure and have been using Compojure to write a basic web application. I'm hitting a wall with Compojure's defroutes syntax, though, and I think I need to understand both the "how" and the "why" behind it all.
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