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Convert PHP closing tag into comment
One of the lines in my script contains a PHP closing tag inside a string. Under normal operation this does not cause a problem, but I need to comment out the line.
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Best Way to read rss feed in .net Using C#
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Add System.ServiceModel in references
Using SyndicationFeed:
string url = "http://fooblog.com/feed";
XmlReader reader = XmlReader.Create(url);
SyndicationFeed feed = SyndicationFeed.Load(reader);
reader.Close();
foreach (SyndicationItem item in feed.Items)
{
String subject = item.T...
Is if(items != null) superfluous before foreach(T item in items)?
... NullReferenceException. However you can do something like this:
List<string> items = null;
foreach (var item in items ?? new List<string>())
{
item.Dump();
}
but you might check performance of it. So I still prefer having if (items != null) first.
Based on Eric's Lippert sug...
What is digest authentication?
...es with the username, realm, password and the URI request. The client runs all of those fields through an MD5 hashing method to produce a hash key.
It sends this hash key to the server along with the username and the realm to attempt to authenticate.
Server-side the same method is used to generate...
JavaScript null check
... in JavaScript. However, it's always safe to test if the typeof(x) is the string "undefined", even if "x" is not a declared variable:
alert(typeof(x) === 'undefined'); // true
Also, variables can have the "undefined value" if they are not initialized:
var y;
alert(typeof(y) === 'undefined'); //...
Is there a better way to dynamically build an SQL WHERE clause than by using 1=1 at its beginning?
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Save the conditions in a list:
List<string> conditions = new List<string>();
if (condition1) conditions.Add("Col1=0");
//...
if (conditions.Any())
Query += " WHERE " + string.Join(" AND ", conditions.ToArray());
...
List of strings to one string
...
I would go with option A:
String.Join(String.Empty, los.ToArray());
My reasoning is because the Join method was written for that purpose. In fact if you look at Reflector, you'll see that unsafe code was used to really optimize it. The other two als...
Get generic type of java.util.List
...a.util.ArrayList;
import java.util.List;
public class Test {
List<String> stringList = new ArrayList<String>();
List<Integer> integerList = new ArrayList<Integer>();
public static void main(String... args) throws Exception {
Field stringListField = Test...
Remove ALL styling/formatting from hyperlinks
...ting it, you COULD use !important, but you shouldn't. It's a bad habit to fall into.
.nav a { color:green !important; } /*I'm a bad person and shouldn't use !important */
Then it'll always be green, irrelevant of any other rule.
...
Get url without querystring
..."http://www.example.com/mypage.aspx?myvalue1=hello&myvalue2=goodbye");
string path = String.Format("{0}{1}{2}{3}", url.Scheme,
Uri.SchemeDelimiter, url.Authority, url.AbsolutePath);
Or you can use substring
string url = "http://www.example.com/mypage.aspx?myvalue1=hello&myvalue2=good...