大约有 45,000 项符合查询结果（耗时：0.0378秒） [XML]
Add a new column to existing table in a migration
...
As of Laravel 5, this command would now be php artisan make:migration add_paid_to_users
– mikelovelyuk
Apr 9 '15 at 11:29
...
Underscore prefix for property and method names in JavaScript
...e is only accessible by prefixing new value, created, using _ i'd love to know what's going on!? why it is not this.name instead?
– Muhammad Umer
Jul 26 '13 at 23:14
...
Which method performs better: .Any() vs .Count() > 0?
in the System.Linq namespace, we can now extend our IEnumerable's to have the Any() and Count() extension methods .
...
Total memory used by Python process?
...
I like it, thank you for @bayer. I get a specific process count tool, now.
# Megabyte.
$ ps aux | grep python | awk '{sum=sum+$6}; END {print sum/1024 " MB"}'
87.9492 MB
# Byte.
$ ps aux | grep python | awk '{sum=sum+$6}; END {print sum " KB"}'
90064 KB
Attach my process list.
$ ps aux | ...
How to force ASP.NET Web API to always return JSON?
...
Filip W just got better way now :), see it here strathweb.com/2013/06/…
– Tien Do
Jun 15 '13 at 16:36
7
...
Code Golf: Collatz Conjecture
... # finish running until we get to 1
say $n while $n = $next[$n];
}
Now I'm going to show how you would do that last example with a version of Perl prior to v5.10.0
#! /usr/bin/env perl
use strict;
use warnings;
while( <> ){
chomp;
last unless $_;
Collatz( $_ );
}
{
my @next =...
Symfony 2 EntityManager injection in service
...
Update to my own solution. The proper way now should be to use Entities and Repositories. Entity Manager is already naturally injected into a repository. You can see an example here: youtu.be/AHVtOJDTx0M
– Robert Saylor
Oct 1 '1...
How to iterate through two lists in parallel?
... accept any number of iterables and not just 2? This question is canonical now and your answer is the only one worth updating.
– vaultah
Jul 11 '16 at 15:01
...
Google Sheets API Setup · App Inventor 2 中文网
...he Enable button for the API Library.
4. Creating a Service Acccount
Now that we have enabled the Google Sheets API for this project, we want to
create a service account. Simply put, this service account will look a lot like
a google email account. After selecting the ‘Enable’ button for t...
Generate random numbers using C++11 random library
...
@chris we all know the difference between a vector and a map, not everyone knows the difference between mt19937 and ranlux24, if someone managed to become a programmer without knowing what a vector and a dictionary are maybe they should hav...