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When is it practical to use Depth-First Search (DFS) vs Breadth-First Search (BFS)? [closed]
... of solutions (aka searched-for items).
If you know a solution is not far from the root of the tree, a
breadth first search (BFS) might be better.
If the tree is very deep and solutions are rare, depth first search
(DFS) might take an extremely long time, but BFS could be faster.
If the tree is v...
Abandoning changes without deleting from history
...commit that just didn't work, so I want to abandon it without deleting it from history .
9 Answers
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How does SIGINT relate to the other termination signals such as SIGTERM, SIGQUIT and SIGKILL?
...ght or ignored.
SIGINT and SIGQUIT are intended specifically for requests from the terminal: particular input characters can be assigned to generate these signals (depending on the terminal control settings). The default action for SIGINT is the same sort of process termination as the default acti...
How to remove jar file from local maven repository which was added with install:install-file?
... to install local jar into maven local repo. Now I have got the dependency from maven repo. I want to remove this from local repo. How to clean it ?
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Why is (object)0 == (object)0 different from ((object)0).Equals((object)0)?
...one of which isn't. The behavior of the second operator is very different from that of an overload on (object,object).
– supercat
Dec 17 '13 at 20:30
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Serving gzipped CSS and JavaScript from Amazon CloudFront via S3
... the highest compression level (assuming gzip -9).
You're serving the file from a CDN.
Assuming that your CSS/JavaScript files are (a) minified and (b) large enough to justify the CPU required to decompress on the user's machine, you can get significant performance gains here.
Just remember: If y...
Why does modern Perl avoid UTF-8 by default?
...h. See uninames and tcgrep.
You almost always need access to the functions from the standard Unicode::Normalize module various types of decompositions. export PERL5OPTS=-MUnicode::Normalize=NFD,NFKD,NFC,NFKD, and then always run incoming stuff through NFD and outbound stuff from NFC. There’s no I...
How to git-svn clone the last n revisions from a Subversion repository?
...way for me to get the latest revisions by performing Incremental Migration from SVN to Git (stackoverflow.com/questions/29161646/…)
– SabareeshSS
Mar 20 '15 at 9:35
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What are the rules for JavaScript's automatic semicolon insertion (ASI)?
...he grammar, a semicolon is inserted before it if:
The token is separated from the previous token by at least one LineTerminator.
The token is }
e.g.:
{ 1
2 } 3
is transformed to
{ 1
;2 ;} 3;
The NumericLiteral 1 meets the first condition, the following token is a line terminator...
How can I safely create a nested directory?
...
On Python ≥ 3.5, use pathlib.Path.mkdir:
from pathlib import Path
Path("/my/directory").mkdir(parents=True, exist_ok=True)
For older versions of Python, I see two answers with good qualities, each with a small flaw, so I will give my take on it:
Try os.path.exist...