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getting the screen density programmatically in android?
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I know this is a bit old but just to add; MDPI might work for most things on a Nexus 7 but as I am trying now, images coming down as MDPI are not big enough. I am having to define TVDPI and then ask for a bigger image size from my server. It ...
How do you create a static class in C++?
...oks of your sample, you just need to create a public static method on your BitParser object. Like so:
BitParser.h
class BitParser
{
public:
static bool getBitAt(int buffer, int bitIndex);
// ...lots of great stuff
private:
// Disallow creating an instance of this object
BitParser() {}
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Open Source Java Profilers [closed]
...ler NetBeans uses.
– Peterdk
Apr 4 '10 at 19:30
I've used VisualVM before with success, but it was crashing for me whi...
Get the client's IP address in socket.io
... I know you can get it from a standard HTTP connection, but socket.io is a bit of a different beast.
19 Answers
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How can I get column names from a table in Oracle?
...les. Any good, modern RDBMS will have them.
– Bacon Bits
Dec 14 '14 at 2:33
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How do shift operators work in Java? [duplicate]
...Integer.toBinaryString(2 << 33));
Now, int is of 4 bytes,hence 32 bits. So when you do shift by 33, it's equivalent to shift by 1. Hence : 100
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Is there an alternative to bastard injection? (AKA poor man's injection via default constructor)
.... This is merely an alternative if you want to emphasize the dependency a bit more. There's always a trade-off in these decisions and it's really a question of where you want to put your emphasis. If the DefaultThingSource is the primary option for most callers then I would encourage using it in ...
How to find whether or not a variable is empty in Bash
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10 Answers
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Determining complexity for recursive functions (Big O notation)
...4, even though the result is the same, shouldn't the induction be the following? T(n) = a + 2T(n-1) = a + 2a + 4T(n-1) = 3a + 4a + 8T(n-1) = a * (2^n - 1) + 2^n * T(0) = a * (2^n - 1) + b * 2^n = (a + b) * 2^n - a = O(2^n)
– Snowfish
Jan 3 at 22:59
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How do you find the row count for all your tables in Postgres
...ed or obsoleted by later updates) at any time. This value can be off by a bit under heavy activity, but is generally a good estimate:
SELECT schemaname,relname,n_live_tup
FROM pg_stat_user_tables
ORDER BY n_live_tup DESC;
That can also show you how many rows are dead, which is itself an in...