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How to obtain Signing certificate fingerprint (SHA1) for OAuth 2.0 on Android?
... copy Key Store Path.
Now open a command prompt and go to C:\Program
Files\Java\jdk1.6.0_39\bin> (or any installed jdk version).
Type keytool -list -v -keystore and then paste your Key Store
Path (Eg. C:\Program Files\Java\jdk1.6.0_39\bin>keytool -list -v
-keystore "E:\My Projects \A...
What are the use(s) for tags in Go?
...
Kind of like Java annotations?
– Ismail Badawi
Jun 2 '12 at 1:57
8
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Counting inversions in an array
...
So here is O(n log n) solution in java.
long merge(int[] arr, int[] left, int[] right) {
int i = 0, j = 0, count = 0;
while (i < left.length || j < right.length) {
if (i == left.length) {
arr[i+j] = right[j];
j+...
Fast Bitmap Blur For Android SDK
...from
* http://www.quasimondo.com/StackBlurForCanvas/StackBlurDemo.html
* Java Author: Mario Klingemann <mario at quasimondo.com>
* http://incubator.quasimondo.com
*
* created Feburary 29, 2004
* Android port : Yahel Bouaziz <yahel at kayenko.com>
* http://www.kayenko.com
* ported...
How to ignore SSL certificate errors in Apache HttpClient 4.0
...SSLContextBuilder;
import org.junit.Before;
import org.junit.Test;
import java.io.IOException;
import java.security.KeyManagementException;
import java.security.KeyStoreException;
import java.security.NoSuchAlgorithmException;
public class ApacheHttpClientTest {
private HttpClient httpClient;...
How do I set a JLabel's background color?
...is not painted, since the default of opaque is false for JLabel.
From the JavaDocs:
If true the component paints every pixel within its bounds. Otherwise, the component may not paint some or all of its pixels, allowing the underlying pixels to show through.
For more information, read the Jav...
How do I update the element at a certain position in an ArrayList? [duplicate]
...tring, then just do:
arrList.set(5, newValue);
This can be found in the java api reference here.
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Is it possible to iterate through JSONArray? [duplicate]
...or (int i = 0; i < arr.length(); i++) {
arr.getJSONObject(i);
}
For javax.json.JsonArray, you can do:
for (int i = 0; i < arr.size(); i++) {
arr.getJsonObject(i);
}
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How to preserve insertion order in HashMap? [duplicate]
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according to java doc it says: This linked list defines the iteration ordering, which is normally the order in which keys were inserted into the map.¿¿¿¿¿ NORMALLY ????? what does it mean? the order insertion is not garantee....
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JUnit Testing Exceptions [duplicate]
I'm really new to java.
5 Answers
5
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