大约有 44,000 项符合查询结果（耗时：0.0648秒） [XML]
What is difference between Collection.stream().forEach() and Collection.forEach()?
...use chain operations like .filter() or use parallel stream. But what is difference between them if I need to execute small operations (for example, printing the elements of the list)?
...
HashMap and int as key
...d as you can see it uses Object for K:
public V put(K key, V value) {
if (key == null)
return putForNullKey(value);
int hash = hash(key);
int i = indexFor(hash, table.length);
for (Entry<K,V> e = table[i]; e != null; e = e.next) {
Object k;
if (e.hash =...
Copying text to the clipboard using Java
.....) too, making it the ClipboardOwner, as in the linked answer, has no significance: looking at the source, the sole method of ClipboardOwner that it implements, namely, lostOwnership(..), is empty. So, the 2nd argument seems to be a completely optional callback.
– Evgeni Serge...
What's the difference between a catalog and a schema in a relational database?
... view :
A catalog is often synonymous with database. In most SQL dbms, if you query the information_schema views, you'll find that values in the "table_catalog" column map to the name of a database.
If you find your platform using catalog in a broader way than any of these three definitions...
Determine command line working directory when running node bin script
...ectory where command has been executed (not directory of the node package) if it's has not been changed by 'process.chdir' inside of application.
__filename returns absolute path to file where it is placed.
__dirname returns absolute path to directory of __filename.
If you need to load files from ...
Correct mime type for .mp4
...
video/mp4should be used when you have video content in your file. If there is none, but there is audio, you should use audio/mp4. If no audio and no video is used, for instance if the file contains only a subtitle track or a metadata track, the MIME should be application/mp4.
Also, as a ser...
Call int() function on every list element?
...te: in Python 3.x map returns a map object which you can convert to a list if you want:
numbers = list(map(int, numbers))
share
|
improve this answer
|
follow
...
Is there an easy way to strike through text in an app widget?
I was wondering if there is an easy way to strike text within an app widget in Android. In a normal activity, it is pretty easy, using textview flags:
...
How to get screen width without (minus) scrollbar?
...
This won't work if for some reason you changed the width of body element.
– Konstantin Pereiaslov
Aug 21 '13 at 4:41
4
...
Create a git patch from the uncommitted changes in the current working directory
...
git diff for unstaged changes.
git diff --cached for staged changes.
git diff HEAD for both staged and unstaged changes.
share
|
...