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Create a list from two object lists with linq
...
For reference: there's also Concat that doesn't merge duplicates
– Kos
Apr 15 '12 at 10:12
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Permutations in JavaScript?
... arr.splice(i, 1);
if (arr.length === 0) {
results.push(memo.concat(cur));
}
permute(arr.slice(), memo.concat(cur));
arr.splice(i, 0, cur[0]);
}
return results;
}
return permute(inputArr);
}
Adding an ES6 (2015) version. Also does not mutate the origin...
Concat scripts in order with Gulp
...mque module which has worked quite well for specifying order of in my case concatenation. https://github.com/gulpjs/gulp/blob/master/docs/recipes/using-multiple-sources-in-one-task.md
Example of how I used it is below
var gulp = require('gulp');
var concat = require('gulp-concat');
v...
Most efficient way to concatenate strings in JavaScript?
... every browser.
For building strings in the DOM, it seems to be better to concatenate the string first and then add to the DOM, rather then iteratively add it to the dom. You should benchmark your own case though.
(Thanks @zAlbee for correction)
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How do I change the data type for a column in MySQL?
...r type, you can generate queries using a query like this:
select distinct concat('alter table ',
table_name,
' modify ',
column_name,
' <new datatype> ',
if(is_nullable = 'NO', '...
Add characters to a string in Javascript
...r Loop characters to an empty string. I know that you can use the function concat in Javascript to do concats with strings
...
How to process POST data in Node.js?
...hunks.push(chunk));
request.on('end', () => {
const data = Buffer.concat(chunks);
console.log('Data: ', data);
})
}).listen(8080)
Here Buffer.concat is used, which simply concatenates all buffers and return one big buffer. You can also use the concat-stream module which does the sam...
MySQL OPTIMIZE all tables?
...t;your_table>;, optimize all tables in a given schema like this: select concat('OPTIMIZE NO_WRITE_TO_BINLOG TABLE ',table_schema,'.',table_name,';') into outfile '/tmp/optimize_all_tables.sql' from information_schema.tables where table_schema = 'pabeta' and table_type = 'base table'; source /tmp/...
convert string array to string
...er option than using the already mentioned use of the Join() method is the Concat() method. It doesn't require an empty delimiter parameter as Join() does. Example:
string[] test = new string[2];
test[0] = "Hello ";
test[1] = "World!";
string result = String.Concat(test);
hence it is likely fast...
Drop all tables whose names begin with a certain string
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MYSQL: SELECT concat('DROP TABLE ',TABLE_NAME,";") as data FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME LIKE '[prefix]%' --- for those who like me found this thread
– Andre
Nov 6 '12 at 0:27
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