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How to randomly select rows in SQL?
...significant impact --- Would the same thing apply to the 5 SET @randomId## calls? Or is that different because it is not SELECTing FROM an actual tabl
Set select option 'selected', by value
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I had to manually call .val(x).change(); to trigger the select's onChange event, it seems setting val() doesn't fire it.
– scipilot
Jul 19 '15 at 5:48
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Android- create JSON Array and JSON Object
...a json object? Since I will just have to insert 1 transaction per service call.
10 Answers
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How to determine the first and last iteration in a foreach loop?
...ver every iteration of the loop - if it's both then that's 4 methods being called every time. Granted, those would be very lightweight operations and are probably just pointer lookups, but then the docs do go on to specify that reset() and end() modify the array's internal pointer - so is it quicker...
How to get a time zone from a location using latitude and longitude coordinates?
...ost describing PHP and MongoDB
rundel/timezone - R library
Libraries that call one of the web services
timezone - Ruby gem that calls GeoNames
AskGeo has its own libraries for calling from Java or .Net
GeoNames has client libraries for just about everything
Self-hosted web services
geo2tz - base...
Instantiate and Present a viewController in Swift
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If you want to use custom initiator you can just call the super with super.init(nibName: nil, bundle: nil) and the whew will load fine or do call it with the name of them NIB file.
– user1700737
Jun 9 '14 at 22:58
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Best way to synchronize local HTML5 DB (WebSQL Storage, SQLite) with a server (2 way sync) [closed]
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I have developed a generic sync solution called WebSqlSync.
It's not dependant of any framework.
It's available here :
https://github.com/orbitaloop/WebSqlSync
Extract of the README file :
WebSqlSync
Automatically synchronize a local WebSql database (SQLite in ...
How to put more than 1000 values into an Oracle IN clause [duplicate]
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There is a concept called temp table. We have the same kind of requirement. Where in we are a middle-ware having certain data, and customer queries with Say 1000+ ids at once. So for every request, we create a temp table, batch insert the list ...
How to change color of Android ListView separator line?
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Thank you, I called setDividerHeight() before setDivider() and no divider was shown.
– Andreas Klöber
Aug 24 '12 at 14:42
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How to add a TextView to LinearLayout in Android
...id.widget.TextView;
public class Stackoverflow extends Activity {
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
View linearLayout = ...