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Postgres: How to do Composite keys?
...already implied), too:
CREATE TABLE tags
(
question_id INTEGER NOT NULL,
tag_id SERIAL NOT NULL,
tag1 VARCHAR(20),
tag2 VARCHAR(20),
tag3 VARCHAR(20),
PRIMARY KEY(question_id, tag_id)
);
NOTICE: ...
Passport.js - Error: failed to serialize user into session
...
It looks like you didn't implement passport.serializeUser and passport.deserializeUser. Try adding this:
passport.serializeUser(function(user, done) {
done(null, user);
});
passport.deserializeUser(function(user, done) {
done(null, user);...
C++ Exceptions questions on rethrow of original exception
...the catch cause the rethrown exception to see the effect of append() being called?
4 Answers
...
Sample settings.xml for maven
... specified at two levels:
|
| 1. User Level. This settings.xml file provides configuration for a single
| user, and is normally provided in
| ${user.home}/.m2/settings.xml.
|
| NOTE: This location can be overridden with the CLI option:
|
| ...
Check if event exists on element [duplicate]
...
This should be the accepted answer, it handles dynamically applied event handlers, even if the code is a handful. Thank you!
– Joosh1337
Oct 2 '19 at 14:46
...
How to pass a URI to an intent?
...use it;
This button inside my CameraActionActivity Activity class where I call camera
btn_frag_camera.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intenImatToSec = new Intent(MediaStore.ACTION_VIDEO_CAPTURE)...
How can I find out what FOREIGN KEY constraint references a table in SQL Server?
...
Here it is:
SELECT
OBJECT_NAME(f.parent_object_id) TableName,
COL_NAME(fc.parent_object_id,fc.parent_column_id) ColName
FROM
sys.foreign_keys AS f
INNER JOIN
sys.foreign_key_columns AS fc
ON f.OBJECT_ID = fc.constraint_object_id
INNER JOIN
sys.tables...
Difference between MVC 5 Project and Web Api Project
...
Basically, a Web API controller is an MVC controller, which uses HttpMessageResponse as the base type of its response, instead of ActionResponse. They are the same in most other respects. The main difference between the project t...
Test parameterization in xUnit.net similar to NUnit
...
xUnit offers a way to run parameterized tests through something called data theories. The concept is equivalent to the one found in NUnit but the functionality you get out of the box is not as complete.
Here's an example:
[Theory]
[InlineData("Foo")]
[InlineData(9)]
[InlineData(true)]
p...
What characters are allowed in DOM IDs? [duplicate]
... is a difference between HTML and XHTML.
As XHTML is XML the rules for XML IDs apply:
Values of type ID MUST match the Name production.
NameStartChar ::= ":" | [A-Z] | "_" | [a-z] | [#xC0-#xD6] |
[#xD8-#xF6] | [#xF8-#x2FF] |
[#x370-#x37D] | [#x...