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Select multiple records based on list of Id's with linq
I have a list containing Id's of my UserProfile table. How can i select all UserProfiles based on the list of Id's i got in a var using LINQ ?
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PDO get the last ID inserted
I have a query, and I want to get the last ID inserted. The field ID is the primary key and auto incrementing.
3 Answers
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How to implement a unique index on two columns in rails
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add_index :subscriptions, [:user_id, :content_id], unique: true
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Cannot delete or update a parent row: a foreign key constraint fails
...dvertisers`
ADD CONSTRAINT `advertisers_ibfk_1` FOREIGN KEY (`advertiser_id`)
REFERENCES `jobs` (`advertiser_id`);
...is actually the opposite to what it should be. As it is, it means that you'd have to have a record in the jobs table before the advertisers. So you need to use:
ALTER T...
Android AlertDialog Single Button
...veButton("OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int id) {
//do things
}
});
AlertDialog alert = builder.create();
alert.show();
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jQuery selector regular expressions
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Ok. I have been there but I didn't really know the name of what I was looking for. Ive had another look and using attribute filters is what I was after.
– Joel Cunningham
Oct 10 '08 at 5:49
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When should I use a composite index?
...he tables in a query (Exemptions are there. eg, Merging of indexes). Which ideally means that a table in a query, must use a single index for all where-clause, table join, group-by and order-by. So a separate index on each column may not work always but a composite index can do the magic.
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Rails migration for has_and_belongs_to_many join table
...acher
for rails 3:
rails generate migration students_teachers student_id:integer teacher_id:integer
for rails < 3
script/generate migration students_teachers student_id:integer teacher_id:integer
(note the table name lists both join tables in alphabetical order)
and then for rails 3 ...
Control cannot fall through from one case label
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switch (searchType)
{
case "SearchBooks":
Selenium.Type("//*[@id='SearchBooks_TextInput']", searchText);
Selenium.Click("//*[@id='SearchBooks_SearchBtn']");
break;
case "SearchAuthors":
Selenium.Type("//*[@id='SearchAuthors_TextInput']", searchText);
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Naming “class” and “id” HTML attributes - dashes vs. underlines [closed]
<div id="example-value"> or <div id="example_value"> ?
8 Answers
8
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