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When vectors are allocated, do they use memory on the heap or the stack?
...t;Type*> vect;
will allocate the vector on the stack and a bunch of pointers on the free store, but where these point is determined by how you use them (you could point element 0 to the free store and element 1 to the stack, say).
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Is there a way to specify how many characters of a string to print out using printf()?
Is there a way to specify how many characters of a string to print out (similar to decimal places in int s)?
8 Answers
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Google Maps Android API v2 - Interactive InfoWindow (like in original android google maps)
...ehind" where it should be on the map which I just don't like.
At this point, I was thinking about some other solution. I realized that I actually don't really need that much freedom - to show my custom views with all the possibilities that come with it (like animated progress bars etc.). I think ...
Executors.newCachedThreadPool() versus Executors.newFixedThreadPool()
...xed number of threads operating off
a shared unbounded queue. At any
point, at most nThreads threads will
be active processing tasks. If
additional tasks are submitted when
all threads are active, they will wait
in the queue until a thread is
available. If any thread terminates
due t...
When are you truly forced to use UUID as part of the design?
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@Chamnap I wrote UUIDTools. UUIDs can be converted to an integer or their raw byte form, and would be substantially smaller as a binary.
– Bob Aman
Jun 10 '12 at 14:21
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Get content uri from file path in android
...Path }, null);
if (cursor != null && cursor.moveToFirst()) {
int id = cursor.getInt(cursor.getColumnIndex(MediaStore.MediaColumns._ID));
cursor.close();
return Uri.withAppendedPath(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, "" + id);
} else {
if (imageFile.exists()) {
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Handling an empty UITableView. Print a friendly message
...So instead of showing the
background image of the app, I would prefer to print a friendly message in the screen, such as:
2...
What's the difference between @JoinColumn and mappedBy when using a JPA @OneToMany association
...any, but the underlying table has a column which does, then you can use @JoinTable to map it. This is an unusual situation, because you would normally map the column in the object which corresponds to its table, but it can happen, and it is perfectly legitimate.
– Tom Anderson
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How Pony (ORM) does its tricks?
Pony ORM does the nice trick of converting a generator expression into SQL. Example:
1 Answer
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Debugging with command-line parameters in Visual Studio
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The Mozilla.org FAQ on debugging Mozilla on Windows is of interest here.
In short, the Visual Studio debugger can be invoked on a program from the command line, allowing one to specify the command line arguments when invoking a command line program, directly on the command line.
T...