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What do REFRESH and MERGE mean in terms of databases?
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The Javadoc for the annotations didn't clear anything up for me. Thanks for the answer!
– André Chalella
May 7 '09 at 19:52
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Show and hide a View with a slide up/down animation
...t. Now that I have figured it out, here is a full example:
MainActivity.java
public class MainActivity extends AppCompatActivity {
Button myButton;
View myView;
boolean isUp;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstance...
Prevent ViewPager from destroying off-screen views
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This method throws : "java.lang.IllegalStateException: Fragment already added:" error for my app.
– alicanbatur
Feb 18 '14 at 14:11
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Git: copy all files in a directory from another branch
...heckout otherBranch -- $(git ls-tree --name-only -r otherBranch | egrep '*.java')
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ViewPager with Google Maps API v2: mysterious black view
...setting the snapshot (it's in the same fragment as map, called FragmentMap.java):
public void setSnapshot(int visibility) {
switch(visibility) {
case View.GONE:
if(mapFragment.getView().getVisibility() == View.VISIBLE) {
getMap().snapshot(new SnapshotReadyCallback() {
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Can someone explain mappedBy in JPA and Hibernate?
...re creating your database,ie either u r using mappedby or not hibernate at java side behaves similar way.Is it?
– user4768611
Mar 4 '16 at 6:51
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PowerMockito mock single static method and return object
...ll a method you haven't explicitly stubbed on the mock instance.
From the javadoc:
Creates class mock with a specified strategy for its answers to
interactions. It's quite advanced feature and typically you don't need
it to write decent tests. However it can be helpful when working with
l...
How does a PreparedStatement avoid or prevent SQL injection?
...ction
attack.
You can get detailed explanation with example here:
https://javabypatel.blogspot.com/2015/09/how-prepared-statement-in-java-prevents-sql-injection.html
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What is “Linting”?
...linked, and ran it. It was a static checker, much like FindBugs today for Java.
Like Google, "lint" became a verb that meant static checking your source code.
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How to decode Unicode escape sequences like “\u00ed” to proper UTF-8 encoded characters?
...atch[1]), 'UTF-8', 'UCS-2BE');
}, $str);
In case it's UTF-16 based C/C++/Java/Json-style:
$str = preg_replace_callback('/\\\\u([0-9a-fA-F]{4})/', function ($match) {
return mb_convert_encoding(pack('H*', $match[1]), 'UTF-8', 'UTF-16BE');
}, $str);
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