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How do you iterate through every file/directory recursively in standard C++?
...entation as close as possible to the standard.
An example, taken straight from the website:
bool find_file( const path & dir_path, // in this directory,
const std::string & file_name, // search for this name,
path & path_found ) // pla...
ipython: print complete history (not just current session)
...%hist or %history to print recent history, but this only prints history from current session.
3 Answers
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How do I retrieve the number of columns in a Pandas data frame?
... my guess is that it does not call a function but just reads the attribute from memory?
– mkln
Nov 30 '13 at 18:59
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What are Flask Blueprints, exactly?
...version of its structure in the plaster of your application.
# An example
from flask import Blueprint
tree_mold = Blueprint("mold", __name__)
@tree_mold.route("/leaves")
def leaves():
return "This tree has leaves"
@tree_mold.route("/roots")
def roots():
return "And roots as well"
@tree_...
How do I undo the most recent local commits in Git?
...-c ORIG_HEAD will open an editor, which initially contains the log message from the old commit and allows you to edit it. If you do not need to edit the message, you could use the -C option.
Beware, however, that if you have added any new changes to the index, using commit --amend will add them to ...
Disable IntelliJ Starred (Package) Imports?
... it becomes really difficult to figure out which package a class is coming from.
– Gili
Apr 8 '18 at 16:44
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Find Oracle JDBC driver in Maven repository
...omputer repository with (note I pulled the groupId, artifactId and version from the POM):
mvn install:install-file -DgroupId=com.oracle -DartifactId=ojdbc14 \
-Dversion=10.2.0.3.0 -Dpackaging=jar -Dfile=ojdbc.jar -DgeneratePom=true
The last parameter for generating a POM will save you from p...
How to write a switch statement in Ruby
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Many programming languages, especially those derived from C, have support for the so-called Switch Fallthrough. I was searching for the best way to do the same in Ruby and thought it might be useful to others:
In C-like languages fallthrough typically looks like this:
switch ...
Why do we need the “event” keyword while defining events?
... contained in it. The -= and += operators can still be invoked on an event from outside the class defining it (they get the access modifier you wrote next to the event).
You can also override the way -= and += behave on events.
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Why is Java's Iterator not an Iterable?
...instance in a collection. Iterable implies that one may obtain an iterator from an object to traverse over its elements - and there's no need to iterate over a single instance, which is what an iterator represents.
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