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How to do ToString for a possibly null object?
...# 6.0 we can now have a succinct, cast-free version of the orignal method:
string s = myObj?.ToString() ?? "";
Or even using interpolation:
string s = $"{myObj}";
Original Answer:
string s = (myObj ?? String.Empty).ToString();
or
string s = (myObjc ?? "").ToString()
to be even more concise.
Unfo...
Using Html.ActionLink to call action on different controller
...Product", new { id=item.ID }, null) %>
It fires HtmlHelper.ActionLink(string linkText, string actionName, string controllerName, object routeValues, object htmlAttributes)
I'm using MVC 4.
Cheerio!
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To draw an Underline below the TextView in Android
...
There are three ways of underling the text in TextView.
SpannableString
setPaintFlags(); of TextView
Html.fromHtml();
Let me explain you all approaches :
1st Approach
For underling the text in TextView you have to use SpannableString
String udata="Underlined Text";
SpannableString con...
pip install from git repo branch
...ango 1.9 on, Django ships with a file that has a unicode filename. The zip extractor used by pip chokes on that. An easy workaround is to replace .zip with .tar.gz, as the tar extractor works.
– spectras
Jul 3 '16 at 11:56
...
Find index of last occurrence of a sub-string using T-SQL
...ere a straightforward way of finding the index of the last occurrence of a string using SQL? I am using SQL Server 2000 right now. I basically need the functionality that the .NET System.String.LastIndexOf method provides. A little googling revealed this - Function To Retrieve Last Index - bu...
How to put a new line into a wpf TextBlock control?
...
baz bar</data>
If that does not work you might need to parse the string manually.
If you need direct XAML that's easy by the way:
<TextBlock>
Lorem <LineBreak/>
Ipsum
</TextBlock>
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How do I create a comma-separated list from an array in PHP?
...r if you want to manipulate that data in the array before making it into a string; For example, addslashes, or mysql_real_escape_string.
– Naphtali Gilead
Aug 21 '15 at 15:48
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Return positions of a regex match() in Javascript?
Is there a way to retrieve the (starting) character positions inside a string of the results of a regex match() in Javascript?
...
What's the difference between SoftReference and WeakReference in Java?
...ort java.util.HashMap;
public class Test {
public static void main(String args[]) {
HashMap<Employee, EmployeeVal> aMap = new
HashMap<Employee, EmployeeVal>();
Employee emp = new Employee("Vinoth");
EmployeeVal val = new EmployeeVa...
Convert a Map to a POJO
...o = mapper.convertValue(map, MyPojo.class);
No need to convert into JSON string or something else; direct conversion does much faster.
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