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Foreign Key to non-primary key
...a UNIQUE constraint in another table.
So in your case if you make AnotherID unique, it will be allowed. If you can't apply a unique constraint you're out of luck, but this really does make sense if you think about it.
Although, as has been mentioned, if you have a perfectly good primary key as a ...
Get user profile picture by Id
...t users - actually , the possible public data available - such as name and id.
I also know that a profile picture is a part of the public data, and I wondered how I'll be able to get a direct link to a profile picture of a user only by using his id?
...
How do I sort a list by different parameters at different timed
...but the switch statements really need a more object oriented approach. Consider:
enum PersonComparator implements Comparator<Person> {
ID_SORT {
public int compare(Person o1, Person o2) {
return Integer.valueOf(o1.getId()).compareTo(o2.getId());
}},
NAME_SO...
MySQL: Selecting multiple fields into multiple variables in a stored procedure
...der before the INTO, and the corresponding target variables after:
SELECT Id, dateCreated
INTO iId, dCreate
FROM products
WHERE pName = iName
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In Git, how can I write the current commit hash to a file in the same commit
...D > filename or perhaps git describe [--tags] > filename), and it avoids doing anything crazy like ending up with a file that's different from what git's tracking.
Your code can then reference this file when it needs the version number, or a build process could incorporate the information int...
Bootstrap 3: Keep selected tab on page refresh
...In my app, I use ":" as hash value separator.
<ul class="nav nav-tabs" id="myTab">
<li class="active"><a href="#home">Home</a></li>
<li><a href="#profile">Profile</a></li>
<li><a href="#messages">Messages</a></li>
...
How do you remove a specific revision in the git history?
...mentation under "Splitting commits" should hopefully give you enough of an idea to figure it out. (Or someone else might know).
From the git documentation:
Start it with the oldest commit you want to retain as-is:
git rebase -i <after-this-commit>
An editor will be fired up with all the c...
IBOutlet and IBAction
...hods that can be referred to in Interface Builder.
IBAction resolves to void and IBOutlet resolves to nothing, but they signify to Xcode and Interface builder that these variables and methods can be used in Interface builder to link UI elements to your code.
If you're not going to be using Interfa...
YouTube API to fetch all videos on a channel
We need a video list by channel name of YouTube (using the API).
14 Answers
14
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Remove array element based on object property
... if the array is a tree structure ar beforeDeleteOperationArray=[ { "id": 3.1, "name": "test 3.1", "activityDetails": [ { "id": 22, "name": "test 3.1" }, { "id": 23, "name": "changed test 23" } ] } ] and I want to delete id...