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Convert Long into Integer
How to convert a Long value into an Integer value in Java?
14 Answers
14
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“TypeError: (Integer) is not JSON serializable” when serializing JSON in Python?
... provided by Serhiy Storchaka. It works very well so I paste it here:
def convert(o):
if isinstance(o, numpy.int64): return int(o)
raise TypeError
json.dumps({'value': numpy.int64(42)}, default=convert)
share
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How can I convert a std::string to int?
...nd I've found a few solutions but none of them have worked yet. Looking at converting a string to an int and I don't mean ASCII codes.
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Converting from IEnumerable to List [duplicate]
I want to convert from IEnumerable<Contact> to List<Contact> . How can I do this?
5 Answers
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TSQL - Cast string to integer or return default value
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If you are on SQL Server 2012 (or newer):
Use the TRY_CONVERT function.
If you are on SQL Server 2005, 2008, or 2008 R2:
Create a user defined function. This will avoid the issues that Fedor Hajdu mentioned with regards to currency, fractional numbers, etc:
CREATE FUNCTION dbo.T...
How to convert C# nullable int to int
How do I convert a nullable int to an int ? Suppose I have 2 type of int as below:
17 Answers
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What is boxing and unboxing and what are the trade offs?
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Boxing & unboxing is the process of converting a primitive value into an object oriented wrapper class (boxing), or converting a value from an object oriented wrapper class back to the primitive value (unboxing).
For example, in java, you may need to convert a...
Cast int to varchar
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You will need to cast or convert as a CHAR datatype, there is no varchar datatype that you can cast/convert data to:
select CAST(id as CHAR(50)) as col1
from t9;
select CONVERT(id, CHAR(50)) as colI1
from t9;
See the following SQL — in action...
Convert List into Comma-Separated String
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In .NET 3.5 and below you have to explicitly convert your list to array with lst.ToArray(), as there is no direct overload there yet.
– Anton
Dec 15 '13 at 11:09
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