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Extract a substring from a string in Ruby using a regular expression
How can I extract a substring from within a string in Ruby?
5 Answers
5
...
PHP function overloading
... case 'resource': $c .= 'r'; break;
case 'string': $c .= 's'; break;
case 'unknown type':$c .= 'u'; break;
}
}
}
return $c;
}
// Get a reference variable by name
static function &ref...
Bash if [ false ] ; returns true
...ument "false", not running the command false. Since "false" is a non-empty string, the test command always succeeds. To actually run the command, drop the [ command.
if false; then
echo "True"
else
echo "False"
fi
sh...
Iterate over each line in a string in PHP
...ly differentiate between the two and put whichever one they entered into a string variable, but where do I go from there?
7...
string.Format() giving “Input string is not in correct format”
...
string.Format() considers each '{' or '}' to be part of a placeholder (like '{0}' you already use). You need to escape each literal occurrence by doubling it.
So in your case do:
string tmp = @"
if (UseImageFiles) {{
...
Jquery Ajax Posting json to webservice
...
You mentioned using json2.js to stringify your data, but the POSTed data appears to be URLEncoded JSON You may have already seen it, but this post about the invalid JSON primitive covers why the JSON is being URLEncoded.
I'd advise against passing a raw, m...
How to create a new object instance from a Type
...):
Iterations: 5000000
00:00:00.8481762, Activator.CreateInstance(string, string)
00:00:00.8416930, Activator.CreateInstance(type)
00:00:06.6236752, ConstructorInfo.Invoke
00:00:00.1776255, Compiled expression
00:00:00.0462197, new
Statistics (2015, .net 4.5, x64):
It...
What's the best way to bundle static resources in a Go program? [closed]
...mbedded in the source code itself. Just use the back quotes to declare the string literal like this:
const html = `
<html>
<body>Example embedded HTML content.</body>
</html>
`
// Sending it:
w.Write([]byte(html)) // w is an io.Writer
Optimization tip:
Since most of the...
How to check if the URL contains a given string?
...iew.tbwabox.co.nz/_v005/index.html#buying-a-car and I want to check if the string has "buying-a-car but the script" isn't working?
– Vennsoh
Jul 9 '15 at 2:16
...
Deleting a file in VBA
... Check here. Basically do this:
Function FileExists(ByVal FileToTest As String) As Boolean
FileExists = (Dir(FileToTest) <> "")
End Function
I'll leave it to you to figure out the various error handling needed but these are among the error handling things I'd be considering:
Check fo...