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What is the use of the pipe symbol in YAML?
I am new to yaml, and I have a question about the pipe symbol (|) used for multiple lines. Does YAML have any syntax like the one below?
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How to get all of the immediate subdirectories in Python
... return the full path to all current subdirectories.
tl;dr:
Always use scandir:
list_subfolders_with_paths = [f.path for f in os.scandir(path) if f.is_dir()]
Bonus: With scandir you can also simply only get folder names by using f.name instead of f.path.
This (as well as all other functions b...
Changing specific text's color using NSMutableAttributedString in Swift
...textColor of certain text in a TextView. I am using a concatenated string, and just want the strings I am appending into the TextView's text. It appears that what I want to use is NSMutableAttributedString , but I am not finding any resources of how to use this in Swift. What I have so far is somet...
Cause CMAKE to generate an error
...gument for the mode, allowing STATUS, WARNING, AUTHOR_WARNING, SEND_ERROR, and FATAL_ERROR. STATUS messages go to stdout. Every other mode of message, including none, goes to stderr.
You want SEND_ERROR if you want to output an error, but continue processing.
You want FATAL_ERROR if you want to exi...
What is the difference between const int*, const int * const, and int const *?
I always mess up how to use const int* , const int * const , and int const * correctly. Is there a set of rules defining what you can and cannot do?
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PHP “pretty print” json_encode [duplicate]
...ncode an array into JSON output. Then I print the returned value to a file and save it. Problem is that the client wants to be able to open these JSON files for readability, so I'd like to add line breaks in and "pretty print" the JSON output. Any ideas on how to do this? My only other alternative t...
How do I get the name of a Ruby class?
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Here's the correct answer, extracted from comments by Daniel Rikowski and pseidemann. I'm tired of having to weed through comments to find the right answer...
If you use Rails (ActiveSupport):
result.class.name.demodulize
If you use POR (plain-ol-Ruby):
result.class.name.split('::').last
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Where to place AutoMapper.CreateMaps?
...nterface of words" - can't enforce it, but you expect it, so you can code (and refactor) if necessary.
EDIT:
Just thought I'd mention that I now use AutoMapper profiles, so the above example becomes:
public static class AutoMapperWebConfiguration
{
public static void Configure()
{
Map...
What is a deadlock?
...s try to access the same resource at the same time.
One process loses out and must wait for the other to finish.
A deadlock occurs when the waiting process is still holding on to another resource that the first needs before it can finish.
So, an example:
Resource A and resource B are used by pro...
Python: using a recursive algorithm as a generator
...pens that, even for relatively small input, the sequences are several thousands, thus I would prefer to use my algorithm as a generator instead of using it to fill a list with all the sequences.
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