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Capture HTML Canvas as gif/jpg/png/pdf?
...e image will be saved. Location in my local?
– chinna_82
Jul 17 '13 at 3:30
5
the image will be d...
Eclipse secure storage
...ure it is a good workaround (but less secure) to prevent that silly prompt all the time.
– рüффп
Feb 20 '12 at 9:24
...
Why does Oracle 9i treat an empty string as NULL?
...r exists but is not known by the user, data where there is no answer, etc. all of which constitute some sense of NULL).
By the time that the SQL standard came around and agreed that NULL and the empty string were distinct entities, there were already Oracle users that had code that assumed the two ...
How to use MDC with thread pools?
....util.Timer classes along with some self-rolled async execution services. All these services manage their own thread pool.
...
Is it possible to modify variable in python that is in outer, but not global, scope?
...ld a temporary scope. It's like the mutable but a bit prettier.
def outer_fn():
class FnScope:
b = 5
c = 6
def inner_fn():
FnScope.b += 1
FnScope.c += FnScope.b
inner_fn()
inner_fn()
inner_fn()
This yields the following interactive output:
>>> outer...
How to check whether an array is empty using PHP?
... is empty.
}
If you need to clean out empty values before checking (generally done to prevent explodeing weird strings):
foreach ($playerlist as $key => $value) {
if (empty($value)) {
unset($playerlist[$key]);
}
}
if (empty($playerlist)) {
//empty array
}
...
Android: How to stretch an image to the screen width while maintaining aspect ratio?
... always roughly square) and display it so that it fills the screen horizontally, and stretches vertically to maintain the aspect ratio of the image, on any screen size. Here is my (non-working) code. It stretches the image horizontally, but not vertically, so it is squashed...
...
Python in Xcode 4+?
...d it out! The steps make it look like it will take more effort than it actually does.
These instructions are for creating a project from scratch. If you have existing Python scripts that you wish to include in this project, you will obviously need to slightly deviate from these instructions.
If yo...
How to read from standard input in the console?
...lock
reader := bufio.NewReader(os.Stdin)
fmt.Print("Enter text: ")
text, _ := reader.ReadString('\n')
fmt.Println(text)
As it works on my machine. However, for the next block you need a pointer to the variables you're assigning the input to. Try replacing fmt.Scanln(text2) with fmt.Scanln(&t...
Is there a Java reflection utility to do a deep comparison of two objects?
...preserving the equals contract"
Besides what good does a boolean method really do you anyway? It'd be nice to actually encapsulate all the differences between the original and the clone, don't you think? Also, I'll assume here that you don't want to be bothered with writing/maintaining comparison c...