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Postgres - FATAL: database files are incompatible with server
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413
If you recently upgraded to 11 or 12 from 10.x you can run the below command to upgrade your po...
Change a branch name in a Git repo
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answered Oct 5 '10 at 19:25
Richard FearnRichard Fearn
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How to retrieve the LoaderException property?
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144
try
{
// load the assembly or type
}
catch (Exception ex)
{
if (ex is System.Reflection.Re...
Does .NET have a way to check if List a contains all items in List b?
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178
If you're using .NET 3.5, it's easy:
public class ListHelper<T>
{
public static boo...
Linq: adding conditions to the where clause conditionally
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187
If you do not call ToList() and your final mapping to the DTO type, you can add Where clauses ...
How to tag an older commit in Git?
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1558
Example:
git tag -a v1.2 9fceb02 -m "Message here"
Where 9fceb02 is the beginning part of ...
:not(:empty) CSS selector is not working?
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11 Answers
11
Active
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MongoDB aggregation framework match OR
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170
$match: { $or: [{ author: 'dave' }, { author: 'john' }] }
Like so, since the $match operator...
How to create index on JSON field in Postgres?
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1 Answer
1
Active
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What is the difference between object keys with quotes and without quotes?
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141
No, the quotes do not make a difference (unless, as you noted, you want to use a key that’s ...