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Unexpected character encountered while parsing value
...mpfile,... that type of tmpfile is string that contain path to a file. JsonConvert.DeserializeObject takes JSON value, not file path - so it fails trying to convert something like @"c:\temp\fooo" - which is clearly not JSON.
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Any shortcut to initialize all array elements to zero?
...ger[0]);
Would give arr the value:
[42, 42, 42]
(though it's Integer, and not int, if you need the primitive type you could defer to the Apache Commons ArrayUtils.toPrimitive() routine:
int [] primarr = ArrayUtils.toPrimitive(arr);
...
What are 'closures' in .NET?
...
The general feature of closures is implemented in C# by anonymous methods and lambda expressions.
Here's an example using an anonymous method:
using System;
class Test
{
static void Main()
{
Action action = CreateAction();
action();
action();
}
static Act...
C# Java HashMap equivalent
...ou should be aware of:
Adding/Getting items
Java's HashMap has the put and get methods for setting/getting items
myMap.put(key, value)
MyObject value = myMap.get(key)
C#'s Dictionary uses [] indexing for setting/getting items
myDictionary[key] = value
MyObject value = myDictionary[key]
nu...
SQL Server: Filter output of sp_who2
...MAX),
BlkBy VARCHAR(MAX),
DBName VARCHAR(MAX),
Command VARCHAR(MAX),
CPUTime INT,
DiskIO INT,
LastBatch VARCHAR(MAX),
ProgramName VARCHAR(MAX),
SPID_1 INT,
REQUESTID INT
)
INSERT INTO @Table EXEC sp_who2
SELECT *
FROM @Tab...
When to use extern in C++
I'm reading "Think in C++" and it just introduced the extern declaration. For example:
4 Answers
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How to use `string.startsWith()` method ignoring the case?
...
One option is to convert both of them to either lowercase or uppercase:
"Session".toLowerCase().startsWith("sEsSi".toLowerCase());
This is wrong. See: https://stackoverflow.com/a/15518878/14731
Another option is to use String#regionMat...
Find size of object instance in bytes in c#
...is is done (it retrieves the internal "Basic Instance Size" field via TypeHandle of the type).
object obj = new List<int>(); // whatever you want to get the size of
RuntimeTypeHandle th = obj.GetType().TypeHandle;
int size = *(*(int**)&th + 1);
Console.WriteLine(size);
This works on 3.5...
How to initialize private static members in C++?
...variable is of const int type (e.g. int, bool, char). You can then declare and initialize the member variable directly inside the class declaration in the header file:
class foo
{
private:
static int const i = 42;
};
...
PHP String to Float
...1,5h tracking down an issue caused by different locales causing (float) to convert on the first server to "," and on the second to ","
– Dr. Gianluigi Zane Zanettini
Jan 22 '16 at 15:36
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