大约有 19,000 项符合查询结果（耗时：0.0349秒） [XML]
Node.js vs .Net performance
...net-stripped: 105,272
Single Query
nodejs-mysql: 88,597
aspnet-stripped-raw: 47,066
Multiple Queries
nodejs-mysql: 8,878
aspnet-stripped-raw: 3,915
Plain Text
nodejs: 289,578
aspnet-stripped: 109,136
In all cases, Node.js tends to be 2x+ faster than IIS.
...
Make column not nullable in a Laravel migration
...ering an existing table column using the schema builder. You'd need to use raw queries for this.
However, as of Laravel 5 you can use:
$table->...->nullable(false)->change();
share
|
imp...
Python argparse: How to insert newline in the help text?
...
Try using RawTextHelpFormatter:
from argparse import RawTextHelpFormatter
parser = ArgumentParser(description='test', formatter_class=RawTextHelpFormatter)
s...
Why does Node.js' fs.readFile() return a buffer instead of string?
...
From the docs:
If no encoding is specified, then the raw buffer is returned.
Which might explain the <Buffer ...>. Specify a valid encoding, for example utf-8, as your second parameter after the filename. Such as,
fs.readFile("test.txt", "utf8", function(err, data) {.....
Is there a good JavaScript minifier? [closed]
...$(function() { alert("Hello, World!"); });' http://javascript-minifier.com/raw
Or by uploading a file and redirecting to a new file:
curl -X POST -s --data-urlencode 'input@ready.js' http://javascript-minifier.com/raw > ready.min.js
Hope that helps.
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best way to add license section to iOS settings bundle
...s "File". If the child pane isn't showing up, right-click and select "Show Raw Keys/Values" and be sure that the key name is "File".
– atticus
Apr 8 '12 at 23:46
10
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How to do this in Laravel, subquery where in
... ->whereIn('id', function($query)
{
$query->select(DB::raw(1))
->from('orders')
->whereRaw('orders.user_id = users.id');
})
->get();
This will produce:
select * from users where id in (
select 1 from orders where orders.user_id ...
What is time_t ultimately a typedef to?
...e did for Y2K. Some of us will make a bucketload of money from being Y2k38 consultants, Leonard Nimoy will bring out another hilarious book about how we should all go and hide in the forest...
– paxdiablo
Jan 23 '09 at 0:40
...
Add new column with foreign key constraint in one command
...f my ids as there is no point of having negative id LOL.
So for that, the raw SQL query will change like this:
ALTER TABLE `table_name`
ADD `column_name` INTEGER UNSIGNED,
ADD CONSTRAINT constrain_name FOREIGN KEY(column_name) REFERENCES foreign_table_name(id);
I hope it helps
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Reshape three column data frame to matrix (“long” to “wide” format) [duplicate]
...nts to these functions,
meaning that many people (including me!) have to consult the
documentation every time.
How to use it (using the data from @Aaron):
pivot_wider(data = tmp, names_from = y, values_from = z)
x a b c
<fct> <dbl> <dbl> <dbl>
1 x ...