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Where do I mark a lambda expression async?
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To mark a lambda async, simply prepend async before its argument list:
// Add a command to delete the current Group
contextMenu.Commands.Add(new UICommand("Delete this Group", async (contextMenuCmd) =>
{
SQLiteUtils slu ...
What are the differences between segment trees, interval trees, binary indexed trees and range trees
What are differences between segment trees, interval trees, binary indexed trees and range trees in terms of:
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How do you rename a table in SQLite 3.0?
How do you rename a table in SQLite 3.0?
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MySQL how to join tables on two fields
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answered Jan 31 '09 at 4:00
womblewomble
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Is [CallerMemberName] slow compared to alternatives when implementing INotifyPropertyChanged?
There are good articles that suggest different ways for implementing INotifyPropertyChanged .
1 Answer
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How to read the database table name of a Model instance?
Given a model's instance object, how can I get the database table's name?
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How to drop multiple columns in postgresql
I want to drop 200 columns in my table in PostgreSQL. I tried:
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How do I delete/remove a shell function?
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unset -f z
Will unset the function named z. A couple people have answered with:
unset z
but if you have a function and a variable named z only the variable will be unset, not the function.
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jQuery ID starts with
I am trying to get all elements with an id starting with some value. Below is my jQuery code. I am trying to use a JavaScript variable when searching for items. But it does not work. What am I missing below? So the id 'value' am searching is the value of the clicked element
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Bash/sh - difference between && and ;
I normally use ; to combine more than one command in a line, but some people prefer && . Is there any difference? For example, cd ~; cd - and cd ~ && cd - seems to make the same thing. What version is more portable, e.g. will be supported by a bash-subset like Android's shell ...