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How to get Bitmap from an Uri?
...ActivityResult(requestCode, resultCode, data);
if (resultCode == RESULT_OK)
{
Uri imageUri = data.getData();
Bitmap bitmap = MediaStore.Images.Media.getBitmap(this.getContentResolver(), imageUri);
}
}
If you need to load very large images, the following code will load i...
Why does int i = 1024 * 1024 * 1024 * 1024 compile without error?
...nt expression:
int i = 1024 * 1024 * 1024 * 1024;
becomes:
0: iconst_0
1: istore_1
Notice that the result (0) is simply loaded and stored, and no multiplication takes place.
From JLS §3.10.1 (thanks to @ChrisK for bringing it up in the comments):
It is a compile-time ...
Can you attach Amazon EBS to multiple instances?
...ble to get an EBS volume attached to more than one instance, it would be a _REALLY_BAD_IDEA_. To quote Kekoa, "this is like using a hard drive in two computers at once"
Why is this a bad idea? ...
The reason you can't attach a volume to more than one instance is that EBS provides a "block storage...
Android SDK manager won't open
...? I don't know where is my java\bin, is that C:\Program Files\Java\jdk1.7.0_11\bin ? What "before the windows\system32 directory" means? And what is the point of running "where java" in CMD ?
– Hải Phong
Jan 21 '13 at 1:54
...
Defining custom attrs
...mething and this is how you end up referring to it in code, e.g., R.attr.my_attribute. The format attribute can have different values depending on the 'type' of attribute you want.
reference - if it references another resource id (e.g, "@color/my_color", "@layout/my_layout")
color
boolean
dimensi...
What is the difference between NTFS Junction Points and Symbolic Links?
... as Symlink is to Hardlink in Unix.
http://en.wikipedia.org/wiki/Symbolic_link#Windows_7_.26_Vista_symbolic_link
Windows 7 and Windows Vista support symbolic links for both files and directories with the command line utility mklink. Unlike junction points, a symbolic link can also point to a f...
Convert a String representation of a Dictionary to a dictionary?
...
Starting in Python 2.6 you can use the built-in ast.literal_eval:
>>> import ast
>>> ast.literal_eval("{'muffin' : 'lolz', 'foo' : 'kitty'}")
{'muffin': 'lolz', 'foo': 'kitty'}
This is safer than using eval. As its own docs say:
>>> help(ast.literal_e...
Nullable Foreign Key bad practice?
...
source__destination_link or SourceDestination
– Svisstack
Jan 20 '12 at 23:33
7
...
Why was the switch statement designed to need a break?
...ors
that can have either one or two
operands:
switch (operator->num_of_operands) {
case 2: process_operand( operator->operand_2);
/* FALLTHRU */
case 1: process_operand( operator->operand_1);
break;
}
Case fall through is so widely
recognized as a def...
How do I deep copy a DateTime object?
...t, but deep enough for a DateTime. In your own objects, you can define the __clone() magic method to clone the properties (i.e. child objects) that make sense to be cloned when the parent object changes.
(I'm not sure why the documentation thinks a good example of needing to clone an object is GTK....