大约有 44,000 项符合查询结果（耗时：0.0473秒） [XML]
ALTER TABLE to add a composite primary key
...dexed from left to right.
For example, consider the following queries:
A) SELECT person, place, thing FROM provider WHERE person = 'foo' AND thing = 'bar';
B) SELECT person, place, thing FROM provider WHERE person = 'foo' AND place = 'baz';
C) SELECT person, place, thing FROM provider WHERE person ...
SQL Switch/Case in 'where' clause
...
declare @locationType varchar(50);
declare @locationID int;
SELECT column1, column2
FROM viewWhatever
WHERE
@locationID =
CASE @locationType
WHEN 'location' THEN account_location
WHEN 'area' THEN xxx_location_area
WHEN 'division' THEN xxx_location_division
END...
Horizontal ListView in Android?
...he ListView horizontally? I have done this using a gallery view, but the selected item comes to the center of the screen automatically. I don't want the selected item at the same spot I clicked. How can I rectify this problem? My idea was to set the ListView with a horizontal scroll. Share your ...
HTML5 canvas ctx.fillText won't do line breaks?
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If you just want to take care of the newline chars in the text you could simulate it by splitting the text at the newlines and calling multiple times the fillText()
Something like http://jsfiddle.net/BaG4J/1/
var c = document.getElementById('c').getContext('2d');
...
how to customize `show processlist` in mysql?
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Newer versions of SQL support the process list in information_schema:
SELECT * FROM INFORMATION_SCHEMA.PROCESSLIST
You can ORDER BY in any way you like.
The INFORMATION_SCHEMA.PROCESSLIST table was added in MySQL 5.1.7. You can find out which version you're using with:
SELECT VERSION()
...
How to debug Google Apps Script (aka where does Logger.log log to?)
...All I did was make sure the cell that I wanted it to treat as "edited" was selected, then in Script Editor, I would go to Run->onEdit. Then my breakpoint would be hit.
However, I did have to stop using the event argument that gets passed into the onEdit function - you can't simulate that by doin...
How to get all groups that a user is a member of?
...alGroupMembership will do this.
Get-ADPrincipalGroupMembership username | select name
name
----
Domain Users
Domain Computers
Workstation Admins
Company Users
Company Developers
AutomatedProcessingTeam
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Convert Newtonsoft.Json.Linq.JArray to a list of specific object type
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Just call array.ToObject<List<SelectableEnumItem>>() method. It will return what you need.
Documentation: Convert JSON to a Type
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improve t...
Producing a new line in XSLT
...aps in csv) you can output something like the following:
<xsl:value-of select="concat(elem1,elem2,elem3,$newline)" />
I've used this technique when outputting sql from xml input. In fact, I tend to create variables for commas, quotes and newlines.
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How to Create Multiple Where Clause Query Using Laravel Eloquent?
...;orWhere($orThose)
->get();
The above will result in such query:
SELECT * FROM users
WHERE (field = value AND another_field = another_value AND ...)
OR (yet_another_field = yet_another_value AND ...)
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