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Differences in boolean operators: & vs && and | vs ||
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How to change the value of ${user} variable used in Eclipse templates
... for the task they accomplish, one simply often wishes to do a per-project setting - and doing so in Project properties like suggested above may at present time be the only way to do it.
– amn
Oct 9 '12 at 9:23
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how can I Update top 100 records in sql server
...e parentheses are required for UPDATE statements:
update top (100) table1 set field1 = 1
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How to test an SQL Update statement before running it?
...g the same WHERE clause as the UPDATE.
So if you UPDATE is
UPDATE foo
SET bar = 42
WHERE col1 = 1
AND col2 = 'foobar';
The following will show you which rows will be updated:
SELECT *
FROM foo
WHERE col1 = 1
AND col2 = 'foobar';
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How to unit test abstract classes: extend with stubs?
...uration files all in that format. I wanted a strongly typed class for each setting file so, through dependency injection, a class could ask for the settings it cared about.
I implemented this by having an abstract base class that knows how to parse the settings files formats and derived classes th...
Update Row if it Exists Else Insert Logic with Entity Framework
...ty.Migrations:
public static void AddOrUpdate<TEntity>(
this IDbSet<TEntity> set,
params TEntity[] entities
)
where TEntity : class
which by the doc:
Adds or updates entities by key when SaveChanges is called. Equivalent
to an "upsert" operation from database terminology...
How to set layout_weight attribute dynamically from code?
How can I set the value for the attribute layout_weight for button in android dynamically from java code ?
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What are the rules for JavaScript's automatic semicolon insertion (ASI)?
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UILabel text margin [duplicate]
I'm looking to set the left inset/margin of a UILabel and can't find a method to do so. The label has a background set so just changing its origin won't do the trick. It would be ideal to inset the text by 10px or so on the left hand side.
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How to solve privileges issues when restore PostgreSQL Database
...dividual roles instead: https://www.postgresql.org/docs/current/static/sql-set-role.html and https://www.postgresql.org/docs/current/static/sql-alterrole.html.
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