大约有 40,000 项符合查询结果（耗时：0.0421秒） [XML]
python pandas: apply a function with arguments to a series
...
Exactly what I was looking for. Notably, this does not require creating a custom function just to handle a Series (or df). Perfect!
– Connor
May 24 '19 at 17:39
...
Biggest GWT Pitfalls? [closed]
...nnot inspect (inside my IntelliJ debugger) what's happening in the GWT EXT table class... All you can see is that it's a JavaScriptObject. This makes it quite difficult to figure out what's gone wrong...
Not having someone on your team who knows CSS. From my experience, it didn't matter that the per...
How to use GROUP BY to concatenate strings in MySQL?
...
SELECT id, GROUP_CONCAT(name SEPARATOR ' ') FROM table GROUP BY id;
http://dev.mysql.com/doc/refman/5.0/en/group-by-functions.html#function_group-concat
From the link above, GROUP_CONCAT: This function returns a string result with the concatenated non-NULL values from a ...
How do I grant myself admin access to a local SQL Server instance?
...s=1,3" %%i in (`sqlcmd -S np:\\.\pipe\SQLLocal\%sqlinstance% -E -Q "create table #foo (bar int); declare @rc int; execute @rc = sp_addsrvrolemember '$(sqllogin)', 'sysadmin'; print 'RETURN_CODE : '+CAST(@rc as char)"`) do if .%%i == .RETURN_CODE set sqlresult=%%j
rem
rem stop the SQL servi...
How to replace a character by a newline in Vim
...is ASCII control characters list is different from a complete ASCII symbol table, in that the control characters, which are inserted into a console/pseudoterminal/Vim via the Ctrl key (haha), can be found there.
Whereas in C and most other languages, you usually use the octal codes to represent thes...
SQL Server Restore Error - Access is Denied
I created a database on my local machine and then did a backup called tables.bak of table DataLabTables .
19 Answers
...
Get last record in a queryset
...
Django Doc:
latest(field_name=None) returns the latest object in the table, by date, using the field_name provided as the date field.
This example returns the latest Entry in the table, according to the
pub_date field:
Entry.objects.latest('pub_date')
...
What's the complete range for Chinese characters in Unicode?
...racters are found in five main blocks of the Unicode Standard, as
shown in Table 12-2
Table 12-2. Blocks Containing Han Ideographs
Block Range Comment
CJK Unified Ideographs 4E00-9FFF Common
CJK Unified Ideographs Extension A 3400-4DBF...
How to perform a mysqldump without a password prompt?
...y user, and in no case the root user. It can be done like this: GRANT LOCK TABLES, SELECT ON *.* TO 'BACKUPUSER'@'%' IDENTIFIED BY 'PASSWORD';
– gadjou
Feb 21 '17 at 8:34
...
Changing image size in Markdown
...
I was putting an image in a table and it worked better to use max-width instead to ensure images are not squished
– kashiraja
Jul 24 '19 at 0:32
...