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How to check for an active Internet connection on iOS or macOS?
...dd this to the interface in the .m file of your view controller
@interface MyViewController ()
{
Reachability *internetReachableFoo;
}
@end
4) Then implement this method in the .m file of your view controller which you can call
// Checks if we have an internet connection or not
- (void)testIn...
Including JavaScript class definition from another file in Node.js
I'm writing a simple server for Node.js and I'm using my own class called User which looks like:
7 Answers
...
Storing C++ template function definitions in a .CPP file
... points from the C++ FAQ Lite:
Why can’t I separate the definition of my templates class from its declaration and put it inside a .cpp file?
How can I avoid linker errors with my template functions?
How does the C++ keyword export help with template linker errors?
They go into a lot of detail...
Java: Calling a super method which calls an overridden method
my expected output:
13 Answers
13
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How to place two divs next to each other?
...ow property will clear floats both vertical and horizontal which is why in my first example, #second doesn't need a left margin, the overflow property works as long as it's value is not visible.. I prefer hidden to auto for those just in case scenarios so a scroll bar is not generated by accident (w...
Python Mocking a function from an imported module
...e not patching the namespace the module is imported from (in this case app.my_module.get_user_name) you are patching it in the namespace under test app.mocking.get_user_name.
To do the above with Mock try something like the below:
from mock import patch
from app.mocking import test_method
class...
LINQ - Full Outer Join
...ution works for primitive types, but doesn't seem to work for objects. In my case, FirstName is an domain object, while LastName is another domain object. When I union the two results, LINQ threw a NotSupportedException (Types in Union or Concat are constructed incompatibly). Have you experienced...
How do I list all loaded assemblies?
... like to enumerate all loaded assemblies over all AppDomains. Doing it for my program's AppDomain is easy enough AppDomain.CurrentDomain.GetAssemblies() . Do I need to somehow access every AppDomain? Or is there already a tool that does this?
...
Reshaping data.frame from wide to long format
I have some trouble to convert my data.frame from a wide table to a long table.
At the moment it looks like this:
9 Answe...
How to install JSTL? The absolute uri: http://java.sun.com/jstl/core cannot be resolved
...
I found another reason for this type of error: in my case, someone set the conf/catalina.properties setting tomcat.util.scan.StandardJarScanFilter.jarsToSkip property to * to avoid log warning messages, thereby skipping the necessary scan by Tomcat. Changing this back to th...