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What is the difference between Left, Right, Outer and Inner Joins?
...they have one".
This might be a general student list, or could be used to identify students with no locker. Returns 100 rows
RIGHT OUTER JOIN would be "show me all lockers, and the students assigned to them if there are any".
This could be used to identify lockers that have no students assigned, ...
Populating spinner directly in the layout xml
...tem>
</string-array>
In your layout:
<Spinner
android:id="@+id/spinner"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:drawSelectorOnTop="true"
android:entries="@array/array_name"
/>
I've heard this doe...
How to get the list of all printers in computer
...other data, using the query to win32_Printer is way slower than doing this call
– Noman_1
Jun 18 at 8:57
This is the b...
How to set enum to null
...uiman no need to cast since the type is specified on the left, you are basically duplicating the first part of my answer that is already accepted.
– Rodney S. Foley
Jul 8 '15 at 22:50
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Do SVG docs support custom data- attributes?
...red in XML attributes whose names start with data- such as <p data-myid="123456"> . Is this part of the SVG spec too?
...
Git for beginners: The definitive practical guide
... browse
revisions history, view patch content
and changed files, graphically
following different development
branches.
Download
gitg
gitg is a git repository viewer
targeting gtk+/GNOME. One of its main
objectives is to provide a more
unified user experience for git
frontend...
Is a LINQ statement faster than a 'foreach' loop?
I am writing a Mesh Rendering manager and thought it would be a good idea to group all of the meshes which use the same shader and then render these while I'm in that shader pass.
...
Detect changes in the DOM
...te your own domChanged API - with a function or custom event - and trigger/call it everywhere you modify things.
The DOM Level-2 has Mutation event types, but older version of IE don't support it. Note that the mutation events are deprecated in the DOM3 Events spec and have a performance penalty.
...
How to select Python version in PyCharm?
...
PyCharm 2019.1+
There is a new feature called Interpreter in status bar (scroll down a little bit). This makes switching between python interpreters and seeing which version you’re using easier.
Enable status bar
In case you cannot see the status bar, you ca...
JSON Array iteration in Android/Java
I am building an android app that needs to download and synchronise with an online database, I am sending my query from the app to a php page which returns the relevant rows from a database in JSON format.
...