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Python argparse mutual exclusive group
...arser
parser = argparse.ArgumentParser(prog='PROG')
parser.add_argument('--foo', action='store_true', help='help for foo arg.')
subparsers = parser.add_subparsers(help='help for subcommand')
# create the parser for the "command_1" command
parser_a = subparsers.add_parser('command_1', help='command_...
How to do multiple arguments to map function where one remains the same in python?
...): \\ return '.'.join([x,y,z]) and then: list(map(f, list('abc'), repeat('foo'), list('defgh'))) returns ['a.foo.d', 'b.foo.e', 'c.foo.f'].
– Pierre D
May 13 '16 at 21:23
...
ASP.Net error: “The type 'foo' exists in both ”temp1.dll“ and ”temp2.dll"
When running a web application project, at seemingly random times a page may fail with a CS0433 error: type exists in multiple DLL's. The DLL's are all generated DLL's residing in the "Temporary ASP.NET Files" directory.
...
What does %5B and %5D in POST requests stand for?
...
As per this answer over here: str='foo%20%5B12%5D' encodes foo [12]:
%20 is space
%5B is '['
and %5D is ']'
This is called percent encoding and is used in encoding special characters in the url parameter values.
EDIT By the way as I was reading https://dev...
An example of how to use getopts in bash
...script.sh [-s <45|90>] [-p <string>]
$ ./myscript.sh -s 10 -p foo
Usage: ./myscript.sh [-s <45|90>] [-p <string>]
$ ./myscript.sh -s 45 -p foo
s = 45
p = foo
$ ./myscript.sh -s 90 -p bar
s = 90
p = bar
...
Default function arguments in Rust
...could also use an "arguments" struct and the From/Into traits:
pub struct FooArgs {
a: f64,
b: i32,
}
impl Default for FooArgs {
fn default() -> Self {
FooArgs { a: 1.0, b: 1 }
}
}
impl From<()> for FooArgs {
fn from(_: ()) -> Self {
Self::default()...
What is the difference between == and equals() in Java?
...les have the same references
(aka pointer to a memory address).
String foo = new String("abc");
String bar = new String("abc");
if(foo==bar)
// False (The objects are not the same)
bar = foo;
if(foo==bar)
// True (Now the objects are the same)
Whereas the equals() method tests whether tw...
How and where are Annotations used in Java?
...compiler extensions). Consider for example the Override annotation:
class Foo {
@Override public boolean equals(Object other) {
return ...;
}
}
This one is actually built into the Java JDK. The compiler will signal an error, if some method is tagged with it, which does not overri...
How to exclude a directory in find . command
...files that need to be sent as-is.
Note [1]: If you want to exclude /tmp/foo/bar and you run find like this "find /tmp \(..." then you must specify -path /tmp/foo/bar. If on the other hand you run find like this cd /tmp; find . \(... then you must specify -path ./foo/bar.
...
Use PHP composer to clone git repo
...
I was encountering the following error: The requested package my-foo/bar could not be found in any version, there may be a typo in the package name.
If you're forking another repo to make your own changes you will end up with a new repository.
E.g:
https://github.com/foo/bar.git
=>
h...