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How can I get zoom functionality for images?
...ut the github project to get the latest code.
USAGE
Place TouchImageView.java in your project. It can then be used the same as
ImageView. Example:
TouchImageView img = (TouchImageView) findViewById(R.id.img);
If you are using TouchImageView in xml, then you must provide the full package
name, b...
Difference between timestamps with/without time zone in PostgreSQL
...d '2011-07-01 06:30:30+05' are the same as just '2011-07-01 06:30:30'.
For Java developers: it's analogous to java.time.LocalDateTime.
TIMESTAMP WITH TIME ZONE stores a point on the UTC time line. How it looks (how many hours, minutes, etc.) depends on your time zone, but it always refers to the sam...
Getting an element from a Set
...of not touching attributes that are part of hashCode/equals. From the Set Javadoc: "Note: Great care must be exercised if mutable objects are used as set elements. The behavior of a set is not specified if the value of an object is changed in a manner that affects equals comparisons while the objec...
Correct way to add external jars (lib/*.jar) to an IntelliJ IDEA project
When creating a new Java project in IntelliJ IDEA, the following directories and files are created:
9 Answers
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Android Bitmap to Base64 String
...
I have fast solution. Just create a file ImageUtil.java
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.util.Base64;
import java.io.ByteArrayOutputStream;
public class ImageUtil
{
public static Bitmap convert(String base64Str) throw...
How many classes should I put in one file? [closed]
I'm used to the Java model where you can have one public class per file. Python doesn't have this restriction, and I'm wondering what's the best practice for organizing classes.
...
How to convert .pfx file to keystore with private key?
...wing two commands convert the pfx file to a format that can be opened as a Java PKCS12 key store:
openssl pkcs12 -in mypfxfile.pfx -out mypemfile.pem
openssl pkcs12 -export -in mypemfile.pem -out mykeystore.p12 -name "MyCert"
NOTE that the name provided in the second command is the alias of your...
How to do a JUnit assert on a message in a logger
I have some code-under-test that calls on a Java logger to report its status.
In the JUnit test code, I would like to verify that the correct log entry was made in this logger. Something along the following lines:
...
Why should casting be avoided? [closed]
...ast "down" the hierarchy isn't necessarily safe so it's done dynamically.
Java and C# are much more similar to each other. In particular, with both of them casting is (virtually?) always a run-time operation. In terms of the C++ cast operators, it's usually closest to a dynamic_cast in terms of wha...
Ways to implement data versioning in MongoDB
...s actually used. Is it something that lives withing Mongo somehow? It is a Java library? Is it merely a way of thinking about the problem? No idea and no hints are given.
– ftrotter
Feb 6 '13 at 6:41
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