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Print a list in reverse order with range()?
...te:
If you want to use only range to achieve the same result, you can use all its parameters. range(start, stop, step)
For example, to generate a list [5,4,3,2,1,0], you can use the following:
range(5, -1, -1)
It may be less intuitive but as the comments mention, this is more efficient and the ...
What is the correct way to make a custom .NET Exception serializable?
More specifically, when the exception contains custom objects which may or may not themselves be serializable.
7 Answers
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Convert base64 string to ArrayBuffer
...e is loaded.
I would like to do this in javascript without making an ajax call to the server if possible.
9 Answers
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How to store int[] array in application Settings
.... And requires no additional functions or wrappers.
The thing is, that VS allows to serialize int[] type by default in the settings file - it just doesn't allow you to select it by default.
So, create a setting with desired name (e.g. SomeTestSetting) and make it of any type (e.g. string by default...
putting current class as return type annotation [duplicate]
...e. Instead, they are preserved in __annotations__ in string form. This is called Postponed Evaluation of Annotations, introduced in PEP 563.
Also note:
Deprecation policy
Starting with Python 3.7, a __future__ import is required to use the
described functionality. No warnings are raised...
How do you get assembler output from C/C++ source in gcc?
.... The output file can be still be set by using the -o option.
gcc -S -o my_asm_output.s helloworld.c
Of course this only works if you have the original source.
An alternative if you only have the resultant object file is to use objdump, by setting the --disassemble option (or -d for the abbreviat...
Removing multiple keys from a dictionary safely
...
Why not like this:
entries = ('a', 'b', 'c')
the_dict = {'b': 'foo'}
def entries_to_remove(entries, the_dict):
for key in entries:
if key in the_dict:
del the_dict[key]
A more compact version was provided by mattbornski using dict.pop()
...
How to pass command line arguments to a shell alias? [duplicate]
...k as you think it does. Because you are using double quotes the $1 is actually being evaluated to an empty string and the alias is actually the same as alias serve="python -m SimpleHTTPServer" and so whatever you pass after that alias is ALSO passed on the command line. If you try this set -x; al...
How to intercept touches events on a MKMapView or UIWebView objects?
...lot of hackish programming that imperfectly duplicates Apple's code, especially in the case of multitouch.
Here's what I do: Implement a gesture recognizer that cannot be prevented and that cannot prevent other gesture recognizers. Add it to the map view, and then use the gestureRecognizer's touc...
How to convert a Drawable to a Bitmap?
I would like to set a certain Drawable as the device's wallpaper, but all wallpaper functions accept Bitmap s only. I cannot use WallpaperManager because I'm pre 2.1.
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