大约有 40,000 项符合查询结果（耗时：0.0388秒） [XML]
Check if object value exists within a Javascript array of objects and if not add a new object to arr
...}, { id: 3, username: 'ted' }];
function add(arr, name) {
const { length } = arr;
const id = length + 1;
const found = arr.some(el => el.username === name);
if (!found) arr.push({ id, username: name });
return arr;
}
console.log(add(arr, 'ted'));
...
How do I edit an incorrect commit message with TortoiseGit?
...f the commit is the head of current branch, that is easy.
Context menu -> Git Commit
Tick "Amend Last Commit" checkbox
Correct your commit message
OK
If the commit is the head of other branch, switch to that branch first.
Context menu -> TortoiseGit -> Switch/Checkout
Choose branch na...
Best way to add Activity to an Android project in Eclipse?
...Just right click on the package that will contain your new activity. New -> Other -> (Under Android tab) Android Activity.
And that's all. Your new activity is automatically added to the manifest file as well.
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How does a hash table work?
...nt is that the hashing part is to transform a large space (of arbitrary length, usually strings, etc) and mapping it to a small space (of known size, usually numbers) for indexing. This if very important to remember!
So in the example above, the 30,000 possible clients or so are mapped to a smalle...
Internet Explorer 8 Developer Tools not displaying
... me, it worked after modifying the registry like this
HKEY_LOCAL_MACHINE > SOFTWARE > POLICIES > MICROSOFT > INTERNET EXPLORER > IEDEVTOOLS
and then modifying the DISABLED value to 0, which was 1 for me previously.
...
How to make --no-ri --no-rdoc the default for gem install?
...rc config file.
Here is how to find it (in Linux):
strace gem source 2>&1 | grep gemrc
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Is there any WinSCP equivalent for linux? [closed]
...
If you're using Gnome, you can go to: Places -> Connect to Server in nautilus
and choose SSH. If you have a SSH agent running and configured, no password will be asked!
(This is the same as sftp://root@servername/directory in Nautilus)
In Konqueror, you can simply typ...
How to swap the buffers in 2 windows emacs
...--+ | | |
| | C | => +--------+-------+ D |
+------------+------------+ | B | C | |
| D | | | | |
+-------------------------+ +--------+------...
private[this] vs private
...: Int) {
override def equals(obj: Any) = obj match {
case other: C => x == other.x
case _ => false
}
}
println(new C(5) == new C(5)) //true
println(new C(5) == new C(4)) //false
it will compile and work as this java (1.8) code
class C {
private int x;
public C(int x) {...
Changed GitHub password, no longer able to push back to the remote
... are stored in Windows Credentials Manager.
You can go to Control Panel -> User Accounts -> Credential Manager -> Windows Credentials
Under Generic Credentials you will find your git Url, expand the selection and click on edit.
Once edited just trigger a git push again and it should work...