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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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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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WebView and HTML5
... our websites... Pretty simple with the WebViewClient . until I hit the video.
13 Answers
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How to configure multi-module Maven + Sonar + JaCoCo to give merged coverage report?
...r docs refer to a GitHub project with examples that are helpful. What I did to solve this was to apply the integration tests logic to regular unit tests (although proper unit tests should be submodule specific, this isn't always the case).
In the parent pom.xml, add these properties:
<propert...
Making macOS Installer Packages which are Developer ID ready
...HelloWorldAppComponents.plist" \
--scripts "./Package/Scripts" \
--identifier "com.test.pkg.HelloWorld" \
--version "$VERSION" \
--install-location "/" \
"${BUILT_PRODUCTS_DIR}/HelloWorld.pkg"
pkgbuild --root "${BUILT_PRODUCTS_DIR}/Helper.app" \
--component-plist "./Package/H...
Redis strings vs Redis hashes to represent JSON: efficiency?
...
Option 1 is not a good idea if concurrent modification of the JSON payload is expected (a classic problem of non-atomic read-modify-write).
– Samveen
Aug 23 '16 at 13:16
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Defining Z order of views of RelativeLayout in Android
... would like to define the z order of the views of a RelativeLayout in Android.
13 Answers
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sql query to return differences between two tables
... for xml raw('Data')
)
;with CTE1 as (
select
T.C.value('../@ID', 'bigint') as ID,
T.C.value('local-name(.)', 'nvarchar(128)') as Name,
T.C.value('.', 'nvarchar(max)') as Value
from @Data1.nodes('Data/@*') as T(C)
), CTE2 as (
select
T.C.value('../@I...
RESTfully design /login or /register resources?
... not change the state of the server. In other words, they should not have side effects, beyond relatively harmless effects such as logging, caching, the serving of banner advertisements or incrementing a web counter. [...]
[... H]andling [of GET requests] by the server is not technically limited in ...