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How do I turn a python datetime into a string, with readable format date?
How do I turn that into a string?:
7 Answers
7
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How to do an instanceof check with Scala(Test)
...classTag[T].runtimeClass
MatchResult(
obj.getClass == cls,
obj.toString + " was not an instance of " + cls.toString,
obj.toString + " was an instance of " + cls.toString
)
}
def anInstanceOf[T:ClassTag] = BeMatcher { obj: Any =>
val cls = classTag[T].runtimeClass
MatchResult(...
What is dynamic programming? [closed]
...problem just became more manageable.
Dynamic programming is used a lot in string problems, such as the string edit problem. You solve a subset(s) of the problem and then use that information to solve the more difficult original problem.
With dynamic programming, you store your results in some sort...
When should I use the HashSet type?
...
Here's a real example of where I use a HashSet<string>:
Part of my syntax highlighter for UnrealScript files is a new feature that highlights Doxygen-style comments. I need to be able to tell if a @ or \ command is valid to determine whether to show it in gray (valid)...
Java 8 List into Map
...
Based on Collectors documentation it's as simple as:
Map<String, Choice> result =
choices.stream().collect(Collectors.toMap(Choice::getName,
Function.identity()));
...
Java Reflection: How to get the name of a variable?
...For example, take this simple class:
class TestLocalVarNames {
public String aMethod(int arg) {
String local1 = "a string";
StringBuilder local2 = new StringBuilder();
return local2.append(local1).append(arg).toString();
}
}
After compiling with javac -g:vars TestL...
How to format Joda-Time DateTime to only mm/dd/yyyy?
I have a string " 11/15/2013 08:00:00 ", I want to format it to " 11/15/2013 ", what is the correct DateTimeFormatter pattern?
...
How to convert an array of strings to an array of floats in numpy?
... you're reading the data in as a list, just do np.array(map(float, list_of_strings)) (or equivalently, use a list comprehension). (In Python 3, you'll need to call list on the map return value if you use map, since map returns an iterator now.)
However, if it's already a numpy array of strings, the...
Convert Unicode to ASCII without errors in Python
...odules (in Python 3):
import gzip
import io
Note: In Python 2 you'd use StringIO instead of io
Then you can parse the content out like this:
response = urlopen("https://example.com/gzipped-ressource")
buffer = io.BytesIO(response.read()) # Use StringIO.StringIO(response.read()) in Python 2
gzip...
Java / Android - How to print out a full stack trace?
...
There's overrides of all the log methods with (String tag, String msg, Throwable tr) signatures.
Passing an exception as the third parameter should give you the full stacktrace in logcat.
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