大约有 19,000 项符合查询结果（耗时：0.0275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:
$table->...->nullable(false)->change();
share
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imp...
Python argparse: How to insert newline in the help text?
...
Try using RawTextHelpFormatter:
from argparse import RawTextHelpFormatter
parser = ArgumentParser(description='test', formatter_class=RawTextHelpFormatter)
s...
Why does Node.js' fs.readFile() return a buffer instead of string?
...
From the docs:
If no encoding is specified, then the raw buffer is returned.
Which might explain the <Buffer ...>. Specify a valid encoding, for example utf-8, as your second parameter after the filename. Such as,
fs.readFile("test.txt", "utf8", function(err, data) {.....
Is there a good JavaScript minifier? [closed]
...$(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.
...
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
...
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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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 ...
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's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
...ical) extension, __FUNCSIG__.
For the nonstandard macros, you will want to consult your compiler's documentation. The Visual C++ extensions are included in the MSDN documentation of the C++ compiler's "Predefined Macros". The gcc documentation extensions are described in the gcc documentation page...