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Python argparse: How to insert newline in the help text?
...s its own _split_lines method, so that any formatting done to e.g. version strings is preserved:
parser.add_argument('--version', '-v', action="version",
version="version...\n 42!")
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What is the fastest way to check if a class has a function defined?
...
The responses herein check if a string is the name of an attribute of the object. An extra step (using callable) is needed to check if the attribute is a method.
So it boils down to: what is the fastest way to check if an object obj has an attribute attrib...
PHP Function Comments
... * Potential values are 'good', 'fair', 'poor' and 'unknown'.
* @var string $foo
*/
public $foo = 'unknown';
/**
* The status of life
* Note that names of private properties or methods must be
* preceeded by an underscore.
* @var bool $_good
*/
privat...
How does #include work in C++? [duplicate]
... words it's perfectly legal for an implementation to declare the name std::string directly or indirectly when using #include <vector>).
Despite this however you are required by the language to know and tell the compiler which standard header includes which part of the standard library. This i...
What does “@private” mean in Objective-C?
...lic
int publicNumber;
@protected // Protected is the default
char protectedLetter;
@private
BOOL privateBool;
}
@end
@implementation MyFirstClass
- (id)init {
if (self = [super init]) {
publicNumber = 3;
protectedLetter = 'Q';
privateBool = NO;
...
Django optional url parameters
...3 occurring. The URL paragraph will be MUCH harder to read than a single string with multiple optional parameters. Using symbolic constants for the optional parameter substrings would make it very easy to read, and there would be just one URL.
– Bogatyr
Sep...
How to create a inset box-shadow only on one side?
...off. (Here is screen shot goo.gl/aO8ZX) I have try it myself and used some extra div to hide the shadow... jsfiddle.net/KFrun/19
– Fabian N.
Jul 10 '13 at 14:40
...
Direct vs. Delegated - jQuery .on()
... multiple different events (you can put multiple event names in that first string.) .click() is just a shorthand for that first form.
– N3dst4
Aug 1 '13 at 7:45
1
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How to keep one variable constant with other one changing with row in excel
... It should be noted that the dollar sign keeps the adjacent character constant when dragging. $B1 (B will be kept constant and the 1 will count up) will be different to $B$1 (both B and 1 will remain constant)
– Jonno_FTW
Jan 28 '10 at 17:40
...
How and when to use ‘async’ and ‘await’
...ender, EventArgs e)
{
// Call the method that runs asynchronously.
string result = await WaitAsynchronouslyAsync();
// Call the method that runs synchronously.
//string result = await WaitSynchronously ();
// Display the result.
textBox1.Text += result;
}
// The following ...