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The type 'string' must be a non-nullable type in order to use it as parameter T in the generic type
...from a specific struct (Nullable<Nullable<...>>)? - Edit I see now apparently it is special - Compile Error...must be a non-nullable value type....
– Joshua Enfield
Feb 11 '12 at 0:20
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warning: [options] bootstrap class path not set in conjunction with -source 1.5
...rm name will be set to JDK1.7. Just click Finish and you're done.
You can now select the Java platform in the project properties. By selecting JDK1.7 and running Clean and Build: no more warnings. :-)
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How to serialize an object into a string
...a.util.Base64.
Still you should use CLOB as data type because you don't know how long the serialized data is going to be.
Here is a sample of how to use it.
import java.util.*;
import java.io.*;
/**
* Usage sample serializing SomeClass instance
*/
public class ToStringSample {
public s...
iOS 6: How do I restrict some views to portrait and allow others to rotate?
...Controllers lastObject] preferredInterfaceOrientationForPresentation];
}
Now add all orientations in the plist
In the view controller add only the required ones:
-(BOOL)shouldAutorotate
{
return YES;
}
-(NSUInteger)supportedInterfaceOrientations
{
return UIInterfaceOrientationMaskPor...
Proper way to use **kwargs in Python
...implement that in Python 2.
The idiom is so important that in Python 3 it now has special supporting syntax: every argument after a single * in the def signature is keyword-only, that is, cannot be passed as a positional argument, but only as a named one. So in Python 3 you could code the above as:...
How do you copy the contents of an array to a std::vector in C++ without looping?
... of the program that I need to store for later processing. Since I don't know how many times my function will be called before it is time to process the data, I need a dynamic storage structure, so I chose a std::vector . I don't want to have to do the standard loop to push_back all the values ...
Why doesn't Git ignore my specified file?
... it, commit removed state, add the files back and see how they are ignored now.
– Yevgeniy Afanasyev
Aug 29 '17 at 1:19
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Custom li list-style with font-awesome icon
...c font, JOPLOmacedo's answer is still perfectly fine for use.
FontAwesome now handles list styles internally with CSS classes.
Here's the official example:
<ul class="fa-ul">
<li><span class="fa-li"><i class="fas fa-check-square"></i></span>List icons can<...
Left align and right align within div in Bootstrap
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2018 Update...
Bootstrap 4.1+
pull-right is now float-right
text-right is the same as 3.x, and works for inline elements
both float-* and text-* are responsive for different alignment at different widths (ie: float-sm-right)
The flexbox utils (eg:justify-content-betw...
Correct way to write loops for promise.
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OK, I see it now. As the .bind() obfuscates the new value, I think I might choose to longhand the function out for readability. And sorry if I'm being thick but if promiseFor and promiseWhile don't coexist, then how does one call the othe...