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Why can't I use float value as a template parameter?
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The current C++ standard does not allow float (i.e. real number) or character string literals to be used as template non-type parameters. You can of course use the float and char * types as normal arguments.
Perhaps the author is using a com...
What is the difference between a definition and a declaration?
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A declaration introduces an identifier and describes its type, be it a type, object, or function. A declaration is what the compiler needs to accept references to that identifier. These are declarations:
extern int bar;
extern int g(int, int);
double f(int, doub...
Favorite way to create an new IEnumerable sequence from a single value?
...T item)
{
T[] single = { item };
return single;
}
Or even better and shorter, just
public static IEnumerable<T> Yield<T>(this T item)
{
yield return item;
}
Perhaps this is exactly what Enumerable.Repeat is doing under the hood.
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How to escape a JSON string containing newline characters using JavaScript?
...ring in which a value is having new line character. This has to be escaped and then posted using AJAX call. Can any one suggest a way to escape the string with JavaScript. I am not using jQuery.
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How to make pipes work with Runtime.exec()?
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Write a script, and execute the script instead of separate commands.
Pipe is a part of the shell, so you can also do something like this:
String[] cmd = {
"/bin/sh",
"-c",
"ls /etc | grep release"
};
Process p = Runtime.getRuntime().exec(...
Calculate business days
...tion in the comments that adds support for leap years.
Enter the starting and ending dates, along with an array of any holidays that might be in between, and it returns the working days as an integer:
<?php
//The function returns the no. of business days between two dates and it skips the holid...
How to use int.TryParse with nullable int? [duplicate]
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Like Daniel's code, but fixed in terms of the second argument, trimming, and avoiding comparisons with Boolean constants:
int tmp;
if (!int.TryParse(strValue.Trim(), out tmp))
{
break;
}
intVal = tmp;
share
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How to trim leading and trailing white spaces of a string?
Which is the effective way to trim the leading and trailing white spaces of string variable in Go?
7 Answers
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Best way to parseDouble with comma as decimal separator?
... To further mess things up, some locales use comma as a thousands separator, in which case "1,234" would parse to 1234.0 instead of throwing an error.
– Joonas Pulakka
Dec 1 '10 at 11:11
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Passing properties by reference in C#
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And I think a better name for the solution 3 is Reflection.
– Jaider
Nov 5 '12 at 17:07
1
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