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Android SQLite DB When to Close
...l prevent multiple manipulations to the database and save your application from a potential crash
so in your singleton, you might have a method like this to get your single SQLiteOpenHelper object:
private SQLiteDatabase db;
private MyDBOpenHelper mySingletonHelperField;
public MyDBOpenHelper getD...
Twitter Bootstrap CSS affecting Google Maps
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From Bootstrap 2.0.3 release notes: "Fixed regression in responsive images support as of 2.0.1. We've re-added max-width: 100%; to images by default. We removed it in our last release since we had folks complaining about Goog...
Why does this iterative list-growing code give IndexError: list assignment index out of range?
... I can see that this can be very confusing for those coming from other languages like PHP or C. j is a type of list, not an array. With list type, I don't think this is subscriptable. Very confusing if coming from other languages.
– Nguai al
J...
Convert bytes to a string
I'm using this code to get standard output from an external program:
19 Answers
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Spring Expression Language (SpEL) with @Value: dollar vs. hash ($ vs. #)
....com/javaee/5/tutorial/doc/bnahq.html which served as a template for SpEL. From the Spring docu: "The Spring Expression Language (SpEL for short) is a powerful expression language that supports querying and manipulating an object graph at runtime. The language syntax is similar to Unified EL but off...
Rails: Adding an index after adding column
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@tomb I used the example from the original question. :table is the actual table name, so in the case of a users table, you'd substitute :users for :table.
– Jaap Haagmans
Sep 13 '18 at 9:24
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How to process POST data in Node.js?
How do you extract form data ( form[method="post"] ) and file uploads sent from the HTTP POST method in Node.js ?
28 Ans...
Difference between “\n” and Environment.NewLine
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Depends on the platform. On Windows it is actually "\r\n".
From MSDN:
A string containing "\r\n" for
non-Unix platforms, or a string
containing "\n" for Unix platforms.
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What is the __DynamicallyInvokable attribute for?
...thout further hints what a "blessed API" might mean. Although it is clear from the context that this will only work on types in the framework itself. There ought to be additional code somewhere that checks the attribute applied to types and methods. No idea where that is located, but given that i...
How to get the device's IMEI/ESN programmatically in android?
...te data in the future? Google email address? If so how can I pull that out from the system?
– Tom
Dec 30 '09 at 11:17
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