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Error: No default engine was specified and no extension was provided
...ually also have message in the returned object:
res.status(err.status || 500);
res.json({
message: err.message,
error: err
});
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Select multiple columns in data.table by their numeric indices
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edited Oct 29 '19 at 9:09
Henrik
52.1k1111 gold badges117117 silver badges134134 bronze badges
answer...
MVC4 style bundle giving 403
... to have an invalid URL in the browser (ending with a /), and IIS gives a 403 forbidden error, as if trying to list a folder's contents.
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Sql Server equivalent of a COUNTIF aggregate function
... a CASE statement, like this:
SELECT SUM(CASE WHEN myColumn=1 THEN 1 ELSE 0 END)
FROM AD_CurrentView
Note: in my own test NULLs were not an issue, though this can be environment dependent. You could handle nulls such as:
SELECT SUM(CASE WHEN ISNULL(myColumn,0)=1 THEN 1 ELSE 0 END)
FROM AD_Curren...
postgresql - replace all instances of a string within text field
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Vitaly Zdanevich
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answered Feb 20 '11 at 22:35
Jerome WAGNERJerome...
How to compare dates in datetime fields in Postgresql?
...without timezone'. Client can search over this field with only date (i.e: 2013-05-03) or date with time (i.e: 2013-05-03 12:20:00). This column has the value as timestamp for all rows currently and have the same date part(2013-05-03) but difference in time part.
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check if directory exists and delete in one command unix
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answered Jun 20 '16 at 13:32
Nick GrealyNick Grealy
16.7k99 gold badges7777 silver badges9595 bronze badges
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catch exception that is thrown in different thread
...ull;
Thread thread = new Thread(() => SafeExecute(() => Test(0, 0), Handler));
thread.Start();
Console.ReadLine();
}
private static void Handler(Exception exception)
{
Console.WriteLine(exception);
}
private static void...
What is the difference between Step Into and Step Over in the Eclipse debugger?
...g {
static void f (int x) {
System.out.println ("num is " + (x+0)); // <- STEP INTO
}
static void g (int x) {
-> f(x); //
f(1); // <----------------------------------- STEP OVER
}
public static void main (String args[]) {
g(2);
g(3)...
How to say “should_receive” more times in RSpec
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Aug 25 '09 at 14:12
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