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Can I set enum start value in Java?
...SE_ORDINAL;
}
};
public class TestEnum {
public static void main (String... args){
for (ids i : new ids[] { ids.OPEN, ids.CLOSE }) {
System.out.println(i.toString() + " " +
i.ordinal() + " " +
i.getCode());
}
}
}
OPEN 0 10...
How to use find command to find all files with extensions from list?
...rdless of filename (or extension).
If /path/to or a filename contains the string image, then the above may return bogus hits. In that case, I'd suggest
cd /path/to
find . -type f -print0 | xargs -0 file --mime-type | grep -i image/
...
Devise Secret Key was not set
...;%= ENV["SECRET_KEY_BASE"] %>
After:
production:
secret_key_base: string of charaters
Of course, that should be set to the environment variable, which I will set later, but this at least got it running. I got my string by using bundle exec rake secret.
...
How to get package name from anywhere?
...he main activity's onCreate() method:
Global to the class:
public static String PACKAGE_NAME;
Then..
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
PACKAGE_NAME = getApplicationContext().getPackageName(...
Check whether a cell contains a substring
...here an in-built function to check if a cell contains a given character/substring?
9 Answers
...
Everyauth vs Passport.js?
...auth makes extensive use of promises, instead of Node's approach of using callbacks and closures. Promises are an alternative approach to async programming. While useful in some high-level situations, I wasn't comfortable with an authentication library forcing this choice upon my application.
Fur...
Convert Pandas column containing NaNs to dtype `int`
...
The OP wants a column of integers. Converting it to string does not meet the condition.
– Rishab Gupta
Feb 21 '19 at 1:33
1
...
How do I get the path of the assembly the code is in?
...e following property as we use this often in unit testing.
public static string AssemblyDirectory
{
get
{
string codeBase = Assembly.GetExecutingAssembly().CodeBase;
UriBuilder uri = new UriBuilder(codeBase);
string path = Uri.UnescapeDataString(uri.Path);
r...
Pointer vs. Reference
...tional as input parameter
void PrintOptional(const boost::optional<std::string>& optional_str)
{
if (optional_str)
{
cout << *optional_str << std::endl;
}
else
{
cout << "(no string)" << std::endl;
}
}
// Sample method using op...
Dependency Inject (DI) “friendly” library
... {
SqlConnection connection = new SqlConnection("some connection string");
WindowsIdentity identity = WindowsIdentity.GetCurrent();
// Do something with connection and identity variables
}
}
You write it like this:
public class Service
{
public Service(IDbConnect...