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String concatenation: concat() vs “+” operator
... Code:
0: new #2; //class java/lang/StringBuilder
3: dup
4: invokespecial #3; //Method java/lang/StringBuilder."<init>":()V
7: aload_1
8: invokevirtual #4; //Method java/lang/StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
11: aload_2
...
Java heap terminology: young, old and permanent generations?
...
Hearen
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answered Jan 24 '10 at 23:02
Joshua McKinnonJos...
Permission is only granted to system app
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edited Aug 14 '16 at 18:21
Ameer
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an...
How do I find the .NET version?
... or else if you have the .NET framework SDK, then the SDK Command prompt.
4. wmic product get description | findstr /C:".NET Framework"
5. dir /b /ad /o-n %systemroot%\Microsoft.NET\Framework\v?.*
The last command (5) will list out all the versions (except 4.5) of .NET installed, latest first. Yo...
How to add an empty column to a dataframe?
...
463
If I understand correctly, assignment should fill:
>>> import numpy as np
>>&g...
How to prettyprint a JSON file?
...arsed = json.loads(your_json)
>>> print(json.dumps(parsed, indent=4, sort_keys=True))
[
"foo",
{
"bar": [
"baz",
null,
1.0,
2
]
}
]
To parse a file, use json.load():
with open('filename.txt', 'r') as handle:
...
vim line numbers - how to have them on by default?
...
471
Add set number to your .vimrc file in your home directory.
If the .vimrc file is not in your h...
VBoxManage: error: Failed to create the host-only adapter
I am running vagrant 1.4 and virtual box 4.3 on fedora 17 machine. When I do "vagrant up", I get this error:
32 Answers...
Do Swift-based applications work on OS X 10.9/iOS 7 and lower?
...el(frame: CGRectMake(0, 0, 200, 21))
label.center = CGPointMake(160, 284)
label.textAlignment = NSTextAlignment.Center
label.text = "I'am a test label"
controller.view.addSubview(label)
self.window!.rootViewController = controller
self.window!.makeKeyAndVisible()
return ...
When should I create a destructor?
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answered Feb 4 '11 at 15:20
Eric LippertEric Lippert
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