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What are transparent comparators?
... = std::less<>, typename Alloc = std::allocator<T>>
using set = std::set<T, Cmp, Alloc>;
The name is_transparent comes from STL's N3421 which added the "diamond operators" to C++14. A "transparent functor" is one which accepts any argument types (which don't have to be the s...
Which timestamp type should I choose in a PostgreSQL database?
...s/time data submitted local to their frame of reference (most likely an offset from UTC, such as -0700).
In application, convert the time to UTC and stored using a TIMESTAMP WITH TIME ZONE column.
Return time requests local to a user's time zone (i.e. convert from UTC to America/Los_Angeles).
Set yo...
Get dimension from XML and set text size in runtime
...
<dimen name="text_medium">18sp</dimen>
Set the size in code:
textView.setTextSize(TypedValue.COMPLEX_UNIT_PX, getResources().getDimension(R.dimen.text_medium));
share
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Generate class from database table
...
Set @TableName to the name of your table.
declare @TableName sysname = 'TableName'
declare @Result varchar(max) = 'public class ' + @TableName + '
{'
select @Result = @Result + '
public ' + ColumnType + NullableSign + '...
Force drop mysql bypassing foreign key constraint
...e from a search.
Make sure you're trying to drop a table and not a view.
SET foreign_key_checks = 0;
-- Drop tables
drop table ...
-- Drop views
drop view ...
SET foreign_key_checks = 1;
SET foreign_key_checks = 0 is to set foreign key checks to off and then SET foreign_key_checks = 1 is to set ...
Which iomanip manipulators are 'sticky'?
...creating a stringstream due to the fact that I incorrectly assumed std::setw() would affect the stringstream for every insertion, until I changed it explicitly. However, it is always unset after the insertion.
...
Convert column classes in data.table
...
What is the idiomatic way of doing this for a subset of columns (instead of all of them)? I've defined a character vector convcols of columns. dt[,lapply(.SD,as.numeric),.SDcols=convcols] is almost instant while dt[,convcols:=lapply(.SD,as.numeric),.SDcols=convcols] almost ...
log all queries that mongoose fire in the application
...
You can enable debug mode like so:
mongoose.set('debug', true);
or add your own debug callback:
mongoose.set('debug', function (coll, method, query, doc [, options]) {
//do your thing
});
This will log all executed collection methods and their arguments to the co...
Set Viewbag before Redirect
Is it possible to set the ViewBag before I call a redirection?
5 Answers
5
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Is there YAML syntax for sharing part of a list or map?
...that order isn't important for this example; what I have is conceptually a set, but that maps much more closely to a sequence than to a mapping. And the structure of what I get out of this matters (which is why I didn't want to just add another layer of nesting to merge my structures), so having a m...