大约有 8,000 项符合查询结果（耗时：0.0330秒） [XML]
Building executable jar with maven?
...d run mvn clean install. Then, cd into the target directory and try again:
java -jar logmanager-0.1.0-jar-with-dependencies.jar
If you get an error, please update your question with it and post the content of the META-INF/MANIFEST.MF file and the relevant part of your pom.xml (the plugins configura...
Sending data back to the Main Activity in Android
...eturn Intent. The data is extracted using a key-value pair.
MainActivity.java
public class MainActivity extends AppCompatActivity {
private static final int SECOND_ACTIVITY_REQUEST_CODE = 0;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedI...
Generate a Hash from string in Javascript
I need to convert strings to some form of hash. Is this possible in JavaScript?
22 Answers
...
Android - Start service on boot
...me=".service" />
</application>
</manifest>
autostart.java
public class autostart extends BroadcastReceiver
{
public void onReceive(Context context, Intent arg1)
{
Intent intent = new Intent(context,service.class);
if (Build.VERSION.SDK_INT >= Build...
git status shows modifications, git checkout — doesn't remove them
...branch just to commit these changes as they are useless for me anyways. [java]git checkout -b a-branch-to-commit-bad-crlf-files[/java] [java]git commit -am"committing the bad crlf files"[/java]
– Mohd Farid
Dec 8 '15 at 9:56
...
Why are `private val` and `private final val` different?
...
So, this is just a guess, but it was a perennial annoyance in Java that final static variables with a literal on the right-hand side get inlined into bytecode as constants. That engenders a performance benefit sure, but it causes binary compatibility of the definition to break if the "c...
Best practice for creating millions of small temporary objects
...
Run the application with verbose garbage collection:
java -verbose:gc
And it will tell you when it collects. There would be two types of sweeps, a fast and a full sweep.
[GC 325407K->83000K(776768K), 0.2300771 secs]
[GC 325816K->83372K(776768K), 0.2454258 secs]
[Full G...
Should I use an exception specifier in C++?
...
@curiousguy. That's how Java does it because it checks are enforced at compile time. C++ are runtime checks. So: Guarantee that functions will only throw listed exceptions (possibly none). Not true. It only guarantees that if the function does throw...
JVM option -Xss - What does it do exactly?
...
Each thread in a Java application has its own stack. The stack is used to hold return addresses, function/method call arguments, etc. So if a thread tends to process large structures via recursive algorithms, it may need a large stack for all...
How to use Servlets and Ajax?
...
Indeed, the keyword is "ajax": Asynchronous JavaScript and XML. However, last years it's more than often Asynchronous JavaScript and JSON. Basically, you let JS execute an asynchronous HTTP request and update the HTML DOM tree based on the response data.
Since it's pr...