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How to read a file without newlines?
...t would help in some circumstances, on my system \r\n line endings are not converted to \n, whether read as text or binary, so os.linesep would work where \n does not. But splitlines is clearly the better choice, in the case you mention where the file does not match the os. Really I mostly mentioned...
Default constructor vs. inline field initialization
...d the same initial value (like in your example, an array of given size, or integer of specific value), but it can work in your favour or against you:
If you have many constructors that initialise variables differently (i.e. with different values), then initialisers are useless because the changes w...
Java: int array initializes with nonzero elements
According to the JLS, an int array should be filled by zeros just after initialization. However, I am faced with a situation where it is not. Such a behavior occurs first in JDK 7u4 and also occurs in all later updates (I use 64-bit implementation). The following code throws exception:
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Math.random() versus Random.nextInt(int)
What is the difference between Math.random() * n and Random.nextInt(n) where n is an integer?
4 Answers
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POST request via RestTemplate in JSON
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Can Spring use the message converters to automatically convert the Java Object to json like it did in Restful API with RestTemplate?
– fall
Aug 10 '17 at 10:21
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Is there a way to loop through a table variable in TSQL without using a cursor?
...possible to loop using just SELECT statements as shown below:
Declare @Id int
While (Select Count(*) From ATable Where Processed = 0) > 0
Begin
Select Top 1 @Id = Id From ATable Where Processed = 0
--Do some processing here
Update ATable Set Processed = 1 Where Id = @Id
End
An...
Different between parseInt() and valueOf() in java?
How is parseInt() different from valueOf() ?
11 Answers
11
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How do arrays in C# partially implement IList?
So as you may know, arrays in C# implement IList<T> , among other interfaces. Somehow though, they do this without publicly implementing the Count property of IList<T> ! Arrays have only a Length property.
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The default for KeyValuePair
...fault value '0' to avoid build error:
// Use of unassigned local variable 'intValue'
int intValue = 0;
long longValue = 12;
KeyValuePair<String, int> kvp1 = new KeyValuePair<String, int>("string", 11);
KeyValuePair<String, int> kvp2 = new KeyValuePair<String, int>();
List<...
Does static constexpr variable inside a function make sense?
...s used in runtime contexts (in other words, the constexpr would need to be converted to const implicitly, and available with a physical address for runtime code) it will want static to ensure ODR compliance, etc. That is my understanding, at least.
– void.pointer
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