大约有 3,300 项符合查询结果（耗时：0.0282秒） [XML]
Sending mail from Python using SMTP
...d. The one which is actually accepted is inferior.
– HelloWorld
Apr 12 '16 at 5:51
7
For python3,...
ValueError: setting an array element with a sequence
..., [30], [40]]) # OK, and the dtype is object
arr3 = np.array([[10, 20.], 'hello']) # OK, and the dtype is also object
``
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Attaching click event to a JQuery object not yet added to the DOM [duplicate]
...I use: $('body').on('click hover', '#my-button', function () {console.log('hello');}) it works, but only on hover, also if I remove the "click" from above it will work with hover, but if I leave "click" it doesn't do anything... :(
– danielrvt
Jun 6 '12 at 20:0...
Generate list of all possible permutations of a string
... }
}
public static void main(String[] args) {
String s = "hello";
boolean used[] = {false, false, false, false, false};
permute(0, "", used, s);
}
}
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Formatting Phone Numbers in PHP
...11-222-3333
(111)2223333
+11234567890
1-8002353551
123-456-7890 -Hello!
+1 - 1234567890
');
foreach($numbers as $number)
{
print preg_replace('~.*(\d{3})[^\d]{0,7}(\d{3})[^\d]{0,7}(\d{4}).*~', '($1) $2-$3', $number). "\n";
}
And here is a breakdown of the regex:
Cell: +1 999-(555...
Convert list to array in Java [duplicate]
... List<String> list = new ArrayList<String>() {{
add("hello");
add("world");
}};
Object[] arr = toArray(list);
System.out.println(arr[0]);
}
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Android: How to create a Dialog without a title?
...
TextView text = (TextView) layout.findViewById(R.id.text);
text.setText("Hello, this is a custom dialog!");
ImageView image = (ImageView) layout.findViewById(R.id.image);
image.setImageResource(R.drawable.android);
builder = new AlertDialog.Builder(mContext);
builder.setView(layout);
alertDialog ...
Checking if an object is a given type in Swift
...String]
You can also check one element at a time:
let items : [Any] = ["Hello", "World"]
for obj in items {
if let str = obj as? String {
// obj is a String. Do something with str
}
else {
// obj is not a String
}
}
...
NSUserDefaults not cleared after app uninstall on simulator
...ase to be executed.
[userDefaults removeObjectForKey:@"runCount"]
NSLog(@"hello %ld", (long)[userDefaults integerForKey:@"runCount"]);
if ([userDefaults integerForKey:@"runCount"] != 1) {
//not the 2nd run
[userDefaults setInteger:1 forKey:@"runCount"];
NSLog(@"not 2nd run");
} else {
...
filters on ng-model in an input
...time you type an invalid character, try to write 'world' and modify it to 'HeLLo world'!
– Hafez Divandari
Jan 17 '15 at 0:10
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