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String concatenation in Ruby
I am looking for a more elegant way of concatenating strings in Ruby.
16 Answers
16
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How to add an object to an array
...of two arrays
var x = ['a', 'b', 'c'];
var y = ['d', 'e', 'f'];
var z = x.concat(y);
// x = ['a', 'b', 'c'] (remains unchanged)
// y = ['d', 'e', 'f'] (remains unchanged)
// z = ['a', 'b', 'c', 'd', 'e', 'f']
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Different font size of strings in the same TextView
...spans together with a separator and all
CharSequence finalText = TextUtils.concat(span1, " ", span2);
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Prevent errors from breaking / crashing gulp watch
...coffee({
bare: true
}))
.on('error', swallowError)
.pipe(concat('application.js'))
.pipe(gulp.dest('dist/scripts'))
.pipe(rename({ suffix: '.min' }))
.pipe(uglify())
.pipe(gulp.dest('dist/scripts'))
.pipe(notify({ message: 'Scripts task complete' }));
});
With...
How to convert all tables from MyISAM into InnoDB?
...with your database name.
SET @DATABASE_NAME = 'name_of_your_db';
SELECT CONCAT('ALTER TABLE `', table_name, '` ENGINE=InnoDB;') AS sql_statements
FROM information_schema.tables AS tb
WHERE table_schema = @DATABASE_NAME
AND `ENGINE` = 'MyISAM'
AND `TABLE_TYPE` = 'BASE TABLE'
ORDER BY ...
Reading large text files with streams in C#
...gBuilder need to read the MSDN more often:
Performance Considerations
The Concat and AppendFormat methods both concatenate new data to an existing String or StringBuilder object. A String object concatenation operation always creates a new object from the existing string and the new data. A StringB...
Datetime equal or greater than today in MySQL
...ing can be used.
Solution for OP:
select * from users
where created > CONCAT(CURDATE(), ' 23:59:59')
Sample to get data for today:
select * from users
where
created >= CONCAT(CURDATE(), ' 00:00:00') AND
created <= CONCAT(CURDATE(), ' 23:59:59')
Or use BETWEEN for short
sele...
Have Grunt generate index.html for different setups
...gt;/dist/<%= pkg.version %>/<%= now %>/<%= ver %>' which concats all vars (that's my build path). On my template I'll have: <script src="http://cdn.foo.com<!-- @echo path -->/js/bulldog.min.js"></script>. Anyway, I'm happy that I was able to save you some time! :D...
Return all enumerables with yield return at once; without looping through
...ods each returning an IEnumerable<ErrorInfo>, you can use Enumerable.Concat to make your code simpler:
private static IEnumerable<ErrorInfo> GetErrors(Card card)
{
return GetMoreErrors(card).Concat(GetOtherErrors())
.Concat(GetValidationErrors())
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How to concatenate two IEnumerable into a new IEnumerable?
...he same T ). I want a new instance of IEnumerable<T> which is the concatenation of both.
4 Answers
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