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Why I cannot cout a string?
Why I cannot cout string like this:
7 Answers
7
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Best way to trim strings after data entry. Should I create a custom model binder?
I'm using ASP.NET MVC and I'd like all user entered string fields to be trimmed before they're inserted into the database. And since I have many data entry forms, I'm looking for an elegant way to trim all strings instead of explicitly trimming every user supplied string value. I'm interested to ...
How can I safely encode a string in Java to use as a filename?
I'm receiving a string from an external process. I want to use that String to make a filename, and then write to that file. Here's my code snippet to do this:
...
Difference between ProcessBuilder and Runtime.exec()
...arious overloads of Runtime.getRuntime().exec(...) take either an array of strings or a single string. The single-string overloads of exec() will tokenise the string into an array of arguments, before passing the string array onto one of the exec() overloads that takes a string array. The ProcessB...
Add … if string is too long PHP [duplicate]
... but on the other, I just want to display the first 50 characters. If the string in the description field is less than 50 characters, then it won't show ... , but if it isn't, I will show ... after the first 50 characters.
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Spring RestTemplate GET with parameters
...ing's UriComponentsBuilder class. It's cleaner than manually concatenating strings and it takes care of the URL encoding for you:
HttpHeaders headers = new HttpHeaders();
headers.set("Accept", MediaType.APPLICATION_JSON_VALUE);
UriComponentsBuilder builder = UriComponentsBuilder.fromHttpUrl(url)
...
How to format strings in Java
Primitive question, but how do I format strings like this:
8 Answers
8
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Using String Format to show decimal up to 2 places or simple integer
...my = DoFormat(123.0);
With DoFormat being something like:
public static string DoFormat( double myNumber )
{
var s = string.Format("{0:0.00}", myNumber);
if ( s.EndsWith("00") )
{
return ((int)myNumber).ToString();
}
else
{
return s;
}
}
Not elegant ...
How do you append an int to a string in C++? [duplicate]
...
With C++11, you can write:
#include <string> // to use std::string, std::to_string() and "+" operator acting on strings
int i = 4;
std::string text = "Player ";
text += std::to_string(i);
...
How to display double quotes(") Symbol in a TextView?
...
In the strings.xml, you can simply escape special characters (eg double quotes) with a backslash :
"message \"quote string 1\" and \"quote string 2\" end message"
But in views xml (eg layout.xml), you have to use HTML character e...