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What are the big improvements between guava and apache equivalent libraries?
... lot of great developers have contributed to Guava (even Joshua Bloch, who now works at Google!).
The core philosophies and design choices behind Guava are consistent across the library, and the developers adhere to very good (IMO) API design principles, having learned from past mistakes of the JDK...
eval command in Bash and its typical uses
...s put double quotes around variable and command substitutions, unless you know you need to leave them off. Without the double quotes, the shell performs field splitting (i.e. it splits value of the variable or the output from the command into separate words) and then treats each word as a wildcard p...
what is the difference between OLE DB and ODBC data sources?
...r products, but for the most part OLEDB remains a Microsoft-only standard. Now, most Microsoft data sources allow both ODBC and OLEDB access, mainly for compatibility with legacy ODBC data consumers. Also, there exists OLEDB provider (wrapper) for ODBC which allows one to use OLEDB to access ODBC da...
What does `someObject.new` do in Java?
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@emory I'm not saying that, I know there can be perfectly valid reasons to want to make an inner class public, and return instances of the inner class from methods of the outer, but I would tend to design my code such that "outsiders" don't need to constru...
Draw in Canvas by finger, Android
...ngth - 1);
int i = (int)p;
p -= i;
// now p is just the fractional part [0...1) and i is the index
int c0 = colors[i];
int c1 = colors[i+1];
int a = ave(Color.alpha(c0), Color.alpha(c1), p);
int r = ave(Color.red(c0...
What exactly is a reentrant function?
...the code holding the const reference being told.
7.4. Make sure the user knows your object is not thread-safe
Thus, the user is responsible to use mutexes to use an object shared between threads.
The objects from the STL are designed to be not thread-safe (because of performance issues), and thus...
How to convert an array of strings to an array of floats in numpy?
...list on the map return value if you use map, since map returns an iterator now.)
However, if it's already a numpy array of strings, there's a better way. Use astype().
import numpy as np
x = np.array(['1.1', '2.2', '3.3'])
y = x.astype(np.float)
...
Transitioning from Windows Forms to WPF
For a long time now, I have been stuck with Windows Forms development (started with VB6, and has continued through to C# .NET 4.5), and I have pretty much hit the limit of what Windows Forms can do, both using pure .NET, and special effects with Native Code.
...
How can I debug git/git-shell related problems?
... This would be most useful as I have to resolve a key problem now, but it doesn't work for me with git 1.8.3.1 and OpenSSH_6.6.1p1, OpenSSL 1.0.1e-fips 11 Feb 2013 on CentOS Linux release 7.2.1511 (Core). :(
– Greg Dubicki
Jun 6 '16 at 12:37
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ArrayIndexOutOfBoundsException with custom Android Adapter for multiple views in ListView
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You got 38 upvote for the answer till now so this may be a perfect answer,but please add some more text for explaining the problem and how to resolve it..cause I still cant understand much from this.
– Chirag Patel
Apr 24 '1...