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Lambda expression to convert array/List of String to array/List of Integers
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You could create helper methods that would convert a list (array) of type T to a list (array) of type U using the map operation on stream.
//for lists
public static <T, U> List<U> convertList(List<T> from, Function<T, U> func) {
return fro...
Better way to cast object to int
...here is an implicit conversion defined.
int.Parse()/int.TryParse() — For converting from a string of unknown format.
int.ParseExact()/int.TryParseExact() — For converting from a string in a specific format
Convert.ToInt32() — For converting an object of unknown type. It will use an explicit ...
Generating v5 UUID. What is name and namespace?
...UUIDs
An SHA1 hash outputs 160 bits (20 bytes); the result of the hash is converted into a UUID.
With the 20-byte hash from SHA1:
SHA1 Digest: 74738ff5 5367 e958 9aee 98fffdcd1876 94028007
UUID (v5): 74738ff5-5367-5958-9aee-98fffdcd1876
^_low nibble is set to 5, t...
How to get current CPU and RAM usage in Python?
...ent()
# gives an object with many fields
psutil.virtual_memory()
# you can convert that object to a dictionary
dict(psutil.virtual_memory()._asdict())
# you can have the percentage of used RAM
psutil.virtual_memory().percent
79.2
# you can calculate percentage of available memory
psutil.virtual_mem...
set date in input type date
...are using a date without a time. eg Sat Sep 01 2018 00:00:00 GMT+0100 gets converted to "2018-08-31"
– havlock
Aug 29 '19 at 17:51
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Case insensitive string compare in LINQ-to-SQL
...es. If you upcase both the data and the query in your search, then you're converting all the text you're searching over for every query, which isn't performant.
– Andrew Arnott
May 15 '09 at 5:17
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Passing arguments to C# generic new() of templated type
...structorParameters = parameters.Select((paramType, index) =>
// convert the object[index] to the right constructor parameter type.
Expression.Convert(
// read a value from the object[index]
Expression.ArrayAccess(
paramExpr,
...
Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
...DateTimeIndex timezone aware, but how can you do the opposite: how can you convert a timezone aware Timestamp to a naive one, while preserving its timezone?
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convert double to int
What is the best way to convert a double to an int ? Should a cast be used?
10 Answers
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How to convert nanoseconds to seconds using the TimeUnit enum?
How to convert a value from nanoseconds to seconds?
7 Answers
7
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