大约有 15,400 项符合查询结果（耗时：0.0216秒） [XML]
Access denied for user 'root@localhost' (using password:NO)
...
@Bozho - I follow the instruction aand create a text file and call it from the mentioned command, after that I face with 100608 [warning] --default-character-set is deprecated and will be removed in a future release. please use --character-set-server instead .---------------...
Best design for a changelog / auditing database table? [closed]
...stions like this:
Who the heck created/updated/deleted a record
with ID=X in the table Foo and when?
So, in order to be able to answer such questions quickly (using SQL), we ended up having two additional columns in the audit table
object type (or table name)
object ID
That's when design of ...
How to print colored text in Python?
How can I output colored text to the terminal in Python?
46 Answers
46
...
How to avoid the “divide by zero” error in SQL?
...Try it yourself! SELECT Value,1/NullIf(Value,0)FROM(VALUES(0),(5.0),(NULL))x(Value); Unless by "breaks" you mean returns a NULL? You can convert that to whatever you want with IsNull or Coalesce.
– ErikE
Jan 26 '17 at 16:54
...
Only read selected columns
... only the first 6 months (7 columns) for each year of the data below, for example by using read.table() ?
4 Answers
...
how to make twitter bootstrap submenu to open on the left side?
...the items in the main menu are too long, as in this fiddle: jsfiddle.net/szx4Y/446 Anyone have a quick idea for a fix?
– Aaron Lifshin
Jan 16 '15 at 18:47
2
...
Replace input type=file by an image
..., so I was wondering if I could use a " clickable " image which would act exactly as an input type file (show the dialog box, and same $_FILE on submitted page).
I found some workaround here , and this interesting one too (but does not work on Chrome =/).
...
How can I clone an SQL Server database on the same server in SQL Server 2008 Express?
I have an MS SQL Server 2008 Express system which contains a database that I would like to 'copy and rename' (for testing purposes) but I am unaware of a simple way to achieve this.
...
转：postfix安装Q&A - 更多技术 - 清泛网 - 专注C/C++及内核技术
转：postfix安装Q&A 原文地址：http: bbs.chinaunix.net viewthread.php?tid=770141执照wangmingda老大的资料安装成功postfix（地址在这里http: www.extmail....
原文地址：http://bbs.chinaunix.net/viewthread.php?tid=770141
执照wangmingda老大...