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ORA-00979 not a group by expression
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@AaronDigulla That's what MySQL does, and the world didn't end :p
– Chris Baker
Aug 27 '14 at 21:32
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SQL Group By with an Order By
...as the aggregate in the SELECT list, and order by the alias:
SELECT COUNT(id) AS theCount, `Tag` from `images-tags`
GROUP BY `Tag`
ORDER BY theCount DESC
LIMIT 20
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Rails select helper - Default selected value, how?
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This should do it:
<%= f.select :project_id, @project_select, :selected => params[:pid] %>
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How can I detect whether an iframe is loaded?
...s.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<button id='click'>click me</button>
<iframe style="display:none" id='MainPopupIframe' src='' /></iframe>
jsfiddle DEMO.
Update: Using plain javascript
window.onload=function(){
var ifr=docum...
Flask-SQLAlchemy how to delete all rows in a single table
... Does not work if you use a query like this: Model.query.filter(Model.some_id == some_id, Model.other_id.in_(other_ids).delete()
– swade
Jan 26 '17 at 19:27
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On Duplicate Key Update same as insert
I've searched around but didn't find if it's possible.
8 Answers
8
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Soft keyboard open and close listener in an activity in Android
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This only works when android:windowSoftInputMode of your activity is set to adjustResize in the manifest. You can use a layout listener to see if the root layout of your activity is resized by the keyboard.
I use something like the following base cla...
What's the difference between belongs_to and has_one?
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They essentially do the same thing, the only difference is what side of the relationship you are on. If a User has a Profile, then in the User class you'd have has_one :profile and in the Profile class you'd have belongs_to :user. To determine who "has" the other object, look at where the ...
When are you truly forced to use UUID as part of the design?
I don't really see the point of UUID . I know the probability of a collision is effectively nil , but effectively nil is not even close to impossible.
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Is it possible to display inline images from html in an Android TextView?
...mageGetter {
public Drawable getDrawable(String source) {
int id;
if (source.equals("stack.jpg")) {
id = R.drawable.stack;
}
else if (source.equals("overflow.jpg")) {
id = R.drawable.overflow;
}
else {
return n...