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Reverse a string in Python
...lo world'[::-1]
'dlrow olleh'
This is extended slice syntax. It works by doing [begin:end:step] - by leaving begin and end off and specifying a step of -1, it reverses a string.
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proper hibernate annotation for byte[]
...hese just fine on all major databases -- it seems to hide the JDBC Blob vendor peculiarities (as it should do).
8 Answers
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How find all unused classes in Intellij Idea?
...ses. (it is difficult to find only classes in 3000 result list). How I can do that?
4 Answers
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jQuery hasAttr checking to see if there is an attribute on an element [duplicate]
How do you check if there is an attribute on an element in jQuery? Similar to hasClass , but with attr ?
9 Answers
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Decompile .smali files on an APK [duplicate]
I downloaded APK Manager that lets me unpack APK files.
6 Answers
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Is “IF” expensive?
...m a function, virtual function calls, and function pointer calls.
So what does this all mean for performance? When the processor sees a branch instruction appear in its pipeline, it needs to figure out how to continue to fill up its pipeline. In order to figure out what instructions come after th...
Convert JSON String To C# Object
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Sorry, but this code sample does not work. DeserializeObject gives an exception. Use var routes_list = serializer.Deserialize<Test>("{\"test\":\"some data\"}"); instead. Also, you don't need get/setTest( ), and String test, should be public. This ...
Identify duplicates in a List
...od add of Set returns a boolean whether a value already exists (true if it does not exist, false if it already exists, see Set documentation).
So just iterate through all the values:
public Set<Integer> findDuplicates(List<Integer> listContainingDuplicates)
{
final Set<Integer>...
Automatically import modules when entering the python or ipython interpreter
...umpy as np almost every single time I fire up the python interpreter. How do I set up the python or ipython interpreter so that numpy is automatically imported?
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Format date in a specific timezone
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@haemse utcOffset() has nothing to do with DST or time zone rules. It just looks at the moment you've already constructed and gets/sets the number of minutes from UTC. Use the Moment Timezone library with a named timezone ("America/Phoenix") if you want to han...