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Convert int to string?
... containing your integer; and then create a 3rd string that contains the 2 concated. string.Format("xyz{0}", i); on the other hand, is able to produce just 2 strings - as it's concatting them inline. This performance becomes more noticeable as the strings get longer.
– UKMonk...
Returning value that was passed into a method
...lt;string>())
.Returns((string a, string b, string c) => string.Concat(a,b,c));
You always need to reference all the arguments, to match the method's signature, even if you're only going to use one of them.
shar...
Generate random password string with requirements in javascript
... return x[Math.floor(Math.random() * x.length)];
}).join('');
}).concat().join('').split('').sort(function(){
return 0.5-Math.random();
}).join('')
}
// invoke like so: randPassword(5,3,2);
Same thing, as a 2-liner (admittedly, very long and ugly lines-- and won't be a 1-liner if ...
Append TimeStamp to a File Name
...c string AppendTimeStamp(this string fileName)
{
return string.Concat(
Path.GetFileNameWithoutExtension(fileName),
DateTime.Now.ToString("yyyyMMddHHmmssfff"),
Path.GetExtension(fileName)
);
}
}
...
How to merge a list of lists with same type of items to a single list of items?
...es, convert each TSource in the list into an IEnumerable of TResults, then concatenate all those IEnumerables into one big one. In this case you have a list of lists to start, so if you want to concatenate them the function to map from a TSource (which is an IEnumerable of TResults) to an IEnumerabl...
Open a file with su/sudo inside Emacs
...le as root."
(interactive "FSudo Find File: ")
(let ((tramp-file-name (concat "/sudo::" (expand-file-name file-name))))
(find-file tramp-file-name)))
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How to highlight text using javascript
...the way, if you search in a database with LIKE,
e.g. WHERE textField LIKE CONCAT('%', @query, '%') [which you shouldn't do, you should use fulltext-search or Lucene], then you can escape every character with \ and add an SQL-escape-statement, that way you'll find special characters that are LIKE-ex...
BestPractice - Transform first character of a string into lower case
...
I would use simple concatenation:
Char.ToLowerInvariant(name[0]) + name.Substring(1)
The first solution is not optimized because string.Format is slow and you don't need it if you have a format that will never change. It also generates an ex...
https connection using CURL from command line
...h any CA certs. Since the cacert option can only use one file, you need to concat the full chain info into 1 file
Copy the certificate chain (from your browser, for example) into DER encoded binary x.509(.cer). Do this for each cert.
Convert the certs into PEM, and concat them into 1 file.
open...
Reason for Column is invalid in the select list because it is not contained in either an aggregate f
...
@davidblaine, MySQL has a function GROUP_CONCAT() for that. dev.mysql.com/doc/refman/5.5/en/… But in standard SQL, each column should contain only one value. That's fundamental to relational theory too.
– Bill Karwin
Dec 22...