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Regex: Specify “space or start of string” and “space or end of string”
...ds.
(?<=\s|^) #to look behind the match
(stackoverflow) #the string you want. () optional
(?=\s|$) #to look ahead.
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ASP.Net MVC: How to display a byte array image from model
...
Something like this may work...
@{
var base64 = Convert.ToBase64String(Model.ByteArray);
var imgSrc = String.Format("data:image/gif;base64,{0}", base64);
}
<img src="@imgSrc" />
As mentioned in the comments below, please use the above armed with the knowledge that although th...
Replace string within file contents
...
If you'd like to replace the strings in the same file, you probably have to read its contents into a local variable, close it, and re-open it for writing:
I am using the with statement in this example, which closes the file after the with block is termi...
Convert array of integers to comma-separated string
...
var result = string.Join(",", arr);
This uses the following overload of string.Join:
public static string Join<T>(string separator, IEnumerable<T> values);
...
Invalid URI: The format of the URI could not be determined
...elp to use a different constructor for Uri.
If you have the server name
string server = "http://www.myserver.com";
and have a relative Uri path to append to it, e.g.
string relativePath = "sites/files/images/picture.png"
When creating a Uri from these two I get the "format could not be deter...
Difference between sh and bash
...-argument for((i=0;i<=3;i++)) loop, += increment assignment, etc. The $'string\nwith\tC\aescapes' feature is tentatively accepted for POSIX (meaning it works in Bash now, but will not yet be supported by sh on systems which only adhere to the current POSIX specification, and likely will not for s...
Begin, Rescue and Ensure in Ruby?
...y-style resource blocks yourself:
class File
{
static T open<T>(string filename, string mode, Func<File, T> block)
{
var handle = new File(filename, mode);
try
{
return block(handle);
}
finally
{
handle.Disp...
How do you use the ? : (conditional) operator in JavaScript?
...whole left part: 'Hello ' + username, which is always true, because it's a string with a length greater than 0.
– Jeffrey Roosendaal
Aug 15 '19 at 23:00
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Install NPM into home directory with distribution nodejs package (Ubuntu)
...s. Here's how I suggest compartmentalizing Nodejs packages:
Install Nodejs and NPM via the chris-lea PPA. Then I set up a package root in my homedir to hold the Node "global" packages:
$ NPM_PACKAGES="$HOME/.npm-packages"
$ mkdir -p "$NPM_PACKAGES"
Set NPM to use this directory for its global pac...
make an html svg object also a clickable link
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The img tag would normally go where the span tag is for this to degrade gracefully.
– Adrian Garner
Oct 8 '12 at 2:26
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