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Convert JSON style properties names to Java CamelCase names with GSON
...eal objects have some properties named like is_online. GSON only maps them if they are named totally equal, it would be nice to have GSON convert the names to Java camel case isOnline.
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“No such file or directory” error when executing a binary
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If anyone still got problems after installing the library mentioned above, try the following (it worked for me): sudo apt-get install libc6-i386 lib32stdc++6 lib32gcc1 lib32ncurses5 lib32z1
– ctitze
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Is it possible to have empty RequestParam values use the defaultValue?
if I have a a request mapping similar to the following:
5 Answers
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C-like structures in Python
...thon 2.6. It's also possible to use Raymond Hettinger's named tuple recipe if you need to support Python 2.4.
It's nice for your basic example, but also covers a bunch of edge cases you might run into later as well. Your fragment above would be written as:
from collections import namedtuple
MyStru...
Getting file names without extensions
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@Juzzz That's handy if you're working with a bare string, but if you already have a FileInfo object, there's no need to bother with Path. FileInfo already provides the "Extension" property for the purpose.
– jmbpiano
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Python: Is it bad form to raise exceptions within __init__?
Is it considered bad form to raise exceptions within __init__ ? If so, then what is the accepted method of throwing an error when certain class variables are initialized as None or of an incorrect type?
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Confusion: @NotNull vs. @Column(nullable = false) with JPA and Hibernate
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Thanks! So if I want my JPA persistence not to be tied to the Hibernate implementation (i.e. change to EJB3) then I have to use both annotations (to prohibit null in both the field and its column)?
– rapt
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Difference between HashMap, LinkedHashMap and TreeMap
What is the difference between HashMap , LinkedHashMap and TreeMap in Java?
I don't see any difference in the output as all the three has keySet and values . What are Hashtable s?
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Java null check why use == instead of .equals()
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They're two completely different things. == compares the object reference, if any, contained by a variable. .equals() checks to see if two objects are equal according to their contract for what equality means. It's entirely possible for two distinct...
Can I use `pip` instead of `easy_install` for `python setup.py install` dependency resolution?
... make to the code will immediately apply across the system. This is useful if you are the package developer and want to test changes. It also means you can't delete the folder without breaking the install.
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