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How to save an activity state using save instance state?
... savedInstanceState.putString("MyString", "Welcome back to Android");
// etc.
}
The Bundle is essentially a way of storing a NVP ("Name-Value Pair") map, and it will get passed in to onCreate() and also onRestoreInstanceState() where you would then extract the values from activity like this:
@O...
Is Tomcat running?
...k the health of your tomcat. If you have a diagnostics page with user load etc, you could fetch it periodically and parse it to determine if anything is going wrong.
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SQL, Postgres OIDs, What are they and why are they useful?
... handy for tables where you don't have a primary key, have duplicate rows, etc. For example, if you have a table with two identical rows, and you want to delete the oldest of the two, you could do that using the oid column.
OIDs are implemented using 4-byte unsigned integers. They are not unique–...
Combining “LIKE” and “IN” for SQL Server [duplicate]
... Like '%'+Tbla.Col2+'%'
You can expand it further with your where clause etc.
I only answered this because this is what I was looking for and I had to figure out a way of doing it.
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Twitter oAuth callbackUrl - localhost development
...
Alternative 1.
Set up your .hosts (Windows) or etc/hosts file to point a live domain to your localhost IP. such as:
127.0.0.1 xyz.com
where xyz.com is your real domain.
Alternative 2.
Also, the article gives the tip to alternatively use a URL shortener service. Sh...
Javascript set img src
...wait, interval fires: set src on image1. in image1.onload, show 1, hide 2- etc. etc...
– Breton
Feb 9 '13 at 9:16
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list every font a user's browser can display
... of not working on some devices ( iDevices, browsers without Flash plugin, etc), or a partial list with better support via JavaScript only.
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Why doesn't margin:auto center an image?
...code includes a specific definition of the object's width. Ex: <img [...etc., etc.,...] style="display:block; margin:auto; width:200px" /> will work, but don't use a relative size, like "width:50%". Of course, if you use "width:100%" then centering is not an issue, because there is then no ma...
Remove a marker from a GoogleMap
...ap Use map.clear();
Note: map.clear(); will also remove Polylines, Circles etc.
3. If you not want to remove Polylines, Circles etc. than use a loop to the length of marker (if you have multiple markers) to remove those Check out the Example here OR set them Visible false And do not use map.clear()...
What is sandboxing?
...having test environments (developer integration, quality assurance, stage, etc). These test environments mimic production, but they do not share any of the production resources. They have completely separate servers, queues, databases, and other resources.
More commonly, I've seen sandboxing refe...