大约有 16,000 项符合查询结果（耗时：0.0287秒） [XML]
Can I pass an array as arguments to a method with variable arguments in Java?
...Object[] { "hello", "world!"});
It's just syntactic sugar - the compiler converts the first one into the second, since the underlying method is expecting an array for the vararg parameter.
See
Varargs - J2SE 1.5 Documentation
...
Convert xlsx to csv in Linux with command line
I'm looking for a way to convert xlsx files to csv files on Linux.
10 Answers
10
...
Use ASP.NET MVC validation with jquery ajax?
... Your "GetModelStateErrors" can be simplified completely by converting it to a way simpler single-line statement: return ModelState.Values.SelectMany(x => x.Errors).Select(x => x.ErrorMessage).ToList();
– Camilo Terevinto
Sep 3 '16 at 0:44
...
How can I convert an image to grayscale via the command line? [closed]
How can I use sips , imagemagic , or another tool to convert an image to black and white (grayscale) via the command line?
...
Return type of '?:' (ternary conditional operator)
...riate whether or not the condition is true. If one of the operands must be converted to a different type to match the other then the conditional expression cannot be an lvalue as the result of this conversion would not be an lvalue.
ISO/IEC 14882:2011 references:
3.10 [basic.lval] Lvalues and rvalu...
How do I encode and decode a base64 string?
...TextBytes = System.Text.Encoding.UTF8.GetBytes(plainText);
return System.Convert.ToBase64String(plainTextBytes);
}
Decode
public static string Base64Decode(string base64EncodedData) {
var base64EncodedBytes = System.Convert.FromBase64String(base64EncodedData);
return System.Text.Encoding.UT...
What does `:_*` (colon underscore star) do in Scala?
...
For some of the lazy folks like me, it just converts a Seq to varArgs!
share
|
improve this answer
|
follow
|
...
Converting Symbols, Accent Letters to English Alphabet
...ow, there are thousands of characters in the Unicode chart and I want to convert all the similar characters to the letters which are in English alphabet.
...
Replacing NULL with 0 in a SQL server query
...L and COALESCE are also different. For example,
a NULL value for ISNULL is converted to int whereas for COALESCE,
you must provide a data type.
ISNULL takes only 2 parameters whereas COALESCE takes a variable
number of parameters.
if you need to know more here is the full document from msdn.
...
Conversion failed when converting date and/or time from character string while inserting datetime
...ny formats supported by SQL Server - see the MSDN Books Online on CAST and CONVERT. Most of those formats are dependent on what settings you have - therefore, these settings might work some times - and sometimes not.
The way to solve this is to use the (slightly adapted) ISO-8601 date format that i...