大约有 20,000 项符合查询结果（耗时：0.0349秒） [XML]
How do I create a class instance from a string name in ruby?
...lass and I want to create an instance of that class so that I can loop through each rails attribute that is present in the schema of that class.
...
MySQL: Sort GROUP_CONCAT values
In short: Is there any way to sort the values in a GROUP_CONCAT statement?
2 Answers
2...
How to comment in Vim's config files: “.vimrc”?
How do I add a comment in Vim's configuration files, like .vimrc?
3 Answers
3
...
How to get a specific “commit” of a gem from github?
I'm using rails_admin , and since it is in (very) active development, bugs turn up every now and then.
2 Answers
...
Stop execution of Ruby script
Is there a method like exit or die in PHP which stops the execution of a Ruby script?
4 Answers
...
TimeStamp on file name using PowerShell
...
You can insert arbitrary PowerShell script code in a double-quoted string by using a subexpression, for example, $() like so:
"C:\temp\mybackup $(get-date -f yyyy-MM-dd).zip"
And if you are getting the path from somewhere el...
Member initialization while using delegated constructor
I've started trying out the C++11 standard and i found this question which describes how to call your ctor from another ctor in the same class to avoid having a init method or the like. Now i'm trying the same thing with code that looks like this:
...
SQL Server IIF vs CASE
I recently came to know about the availability of IIF function in SQL Server 2012. I always use nested CASE in my queries. I want to know the exact purpose of the IIF statement and when should we prefer using IIF over CASE Statement in the query.
I mostly use nested CASE in my queries.
...
Efficient paging in SQLite with millions of records
I need to show the SQLite results in a list view. Of course, I need to page the results.
1 Answer
...
Hyphenated html attributes with asp.net mvc
Is there a nicer syntax when creating elements with hyphenated attributes instead of using:
2 Answers
...