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What is aspect-oriented programming?
...ut the most well-known example is AspectJ, which is an AOP modification of Java, which uses a similar technique called cutpoints.
– Mark Cidade
Oct 28 '08 at 3:55
72
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Can a CSV file have a comment?
...mn used to signal a comment.
I use the ostermiller CSV parsing library for Java to read and process such files. That library allows you to set the comment character. After the parse operation you get an array just containing the real data, no comments.
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Ruby: Calling class method from instance
...ng it the right way. Class methods (similar to 'static' methods in C++ or Java) aren't part of the instance, so they have to be referenced directly.
On that note, in your example you'd be better served making 'default_make' a regular method:
#!/usr/bin/ruby
class Truck
def default_make
...
Shell command to tar directory excluding certain files/folders
...ile.txt 2> /data/txt/myTarLogFile.txt
myInputFile.txt contains:
/dev2/java
/dev2/javascript
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Clojure 1.2.1/1.3/1.4 'proxy generated in Grails 2.0.0 runtime fails. 1.2.0 is fine
... for ClassCastException: clojure.lang.PersistentArrayMap cannot be cast to java.lang.Class issue
The problem is:
that the compiler injects an incorrect cast to
clojure.lang.PersistentHashMap. In this case it should probably be
cast to a clojure.lang.Associative, the highest common interface...
Django filter versus get for single object?
... exception travels, not how deep it all happens (when we're not writing in java and calling e.printStackTrace()). And most often (like in dictionary lookup) - the exception is thrown just below the try.
– Tomasz Gandor
Aug 31 '13 at 7:56
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How to change the button text of ?
...y called Twitter Bootstrap
Sample usage:
Include:
<script type="text/javascript" src="js/bootstrap-filestyle.min.js"> </script>
Via JavaScript:
$(":file").filestyle();
Via data attributes:
<input type="file" class="filestyle" data-classButton="btn btn-primary" data-input="fal...
Fastest way to determine if record exists
...y newbish SQL doesn't know how to find out. I am working with this DB from Java via JDBC and the database is remotely located in a colo somewhere. I've only been provided a "database summary" which just details which fields exist in each table, their type, and any FK or PK's. Does this change anythi...
Check whether variable is number or string in JavaScript
... anyone know how can I check whether a variable is a number or a string in JavaScript?
32 Answers
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Reducing memory usage of .NET applications?
...ht want to look at the memory usage of a "real" application.
Similar to Java there is some fixed amount of overhead for the runtime regardless of the program size, but memory consumption will be much more reasonable after that point.
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