大约有 44,000 项符合查询结果（耗时：0.0293秒） [XML]
Return a value if no rows are found in Microsoft tSQL
... returned. I'd prefer that false (0) is returned in that scenario. Looking for the simplest method to account for no records.
...
Entity Framework Migrations renaming tables and columns
...m stored procedure and I guess that took care of everything, including the foreign keys with the new column name.
public override void Up()
{
RenameTable("ReportSections", "ReportPages");
RenameTable("ReportSectionGroups", "ReportSections");
RenameColumn("ReportPages", "Group_Id", "Sect...
How to add an auto-incrementing primary key to an existing table, in PostgreSQL?
...
I am using ORACLE, so sharing it might be useful for ORACLE guys In ORACLE : ALTER TABLE TEST1 ADD ID NUMBER; UPDATE TEST1 SET ID = TEST1_SEQ.NEXTVAL; ALTER TABLE TEST1 ADD PRIMARY KEY(ID); create a Sequence TEST1_SEQ before executing UPDATE st...
Typing Enter/Return key using Python and Selenium?
I'm looking for a quick way to type and Enter or Return key in Selenium. Unfortunately the form I'm trying to test (not my own code so I can't modify) doesn't have a Submit button. When working with it manually, I just type ENTER or RETURN . I need to know how to do that with the Selenium type ...
Android: How to bind spinner to custom object list?
...wer. You can also go with a custom adapter, but the solution below is fine for simple cases.
Here's a re-post:
So if you came here because you want to have both labels and values in the Spinner - here's how I did it:
Just create your Spinner the usual way
Define 2 equal size arrays in your array...
What is the syntax for an inner join in LINQ to SQL?
I'm writing a LINQ to SQL statement, and I'm after the standard syntax for a normal inner join with an ON clause in C#.
1...
Passing A List Of Objects Into An MVC Controller Method Using jQuery Ajax
...ethod,
the argument "things" is null. I've tried this using a type of List for
the argument, but that doesn't work either. What am I doing wrong?
...
How to transfer some data to another Fragment?
...ransfer some data to another Fragment likewise it was done with extras for intents ?
10 Answers
...
Is it possible to rename a maven jar-with-dependencies?
...ug in the recent versions of the assembly-plugin - they've removed support for classifiers, but the id is fixed if you use a built-in descriptor, so you end up with a big daft name.
As a workaround, you can copy the assembly descriptor used by the jar-with-dependencies descriptor and modify the id....
How do I get the YouTube video ID from a URL?
...
You don't need to use a regular expression for this.
var video_id = window.location.search.split('v=')[1];
var ampersandPosition = video_id.indexOf('&');
if(ampersandPosition != -1) {
video_id = video_id.substring(0, ampersandPosition);
}
...