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Is there a VB.NET equivalent for C#'s '??' operator?
Is there a VB.NET equivalent for C#'s ?? operator?
6 Answers
6
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How do you get git to always pull from a specific branch?
I'm not a git master, but I have been working with it for some time now, with several different projects. In each project, I always git clone [repository] and from that point, can always git pull , so long as I don't have outstanding changes, of course.
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What is the purpose of Serialization in Java?
...t are running the same code, and they need to communicate, an easy way is for one machine to build an object with information that it would like to transmit, and then serialize that object to the other machine. It's not the best method for communication, but it gets the job done.
Persistence: If yo...
The import org.junit cannot be resolved
I need to solve a java problem for an interview, and they have sent me the test class. It starts with
13 Answers
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Assign width to half available screen width declaratively
...android:layout_height="wrap_content"
android:weightSum="2"
android:orientation="horizontal">
<Button android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="somebutton"/>
<TextView androi...
What is Persistence Context?
I am new to the Java world and JPA. I was studying JPA and came across many new terms like Entity, persistence. While reading, I could not understand the exact definition for Persistence Context .
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How do I configure different environments in Angular.js?
How do you manage configuration variables/constants for different environments?
10 Answers
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Programmatic equivalent of default(Type)
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In case of a value type use Activator.CreateInstance and it should work fine.
When using reference type just return null
public static object GetDefault(Type type)
{
if(type.IsValueType)
{
return Activator.CreateInstance(type);
}
return n...
Why isn't my Pandas 'apply' function referencing multiple columns working? [closed]
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Seems you forgot the '' of your string.
In [43]: df['Value'] = df.apply(lambda row: my_test(row['a'], row['c']), axis=1)
In [44]: df
Out[44]:
a b c Value
0 -1.674308 foo 0.343801 0.04469...
What are the primary differences between Haskell and F#? [closed]
I've searched on the Internet for comparisons between F# and Haskell but haven't found anything really definitive. What are the primary differences and why would I want to choose one over the other?
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