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how to provide a swap function for my class?
...wap(Bar& lhs, Bar& rhs) {
lhs.swap(rhs);
}
...
You mean an explicit specialization. Partial is still something else and also not possible for functions, only structs / classes. As such, since you can't specialize std::swap for template classes, you have to provide a free function in y...
Getting file names without extensions
...
You can use Path.GetFileNameWithoutExtension:
foreach (FileInfo fi in smFiles)
{
builder.Append(Path.GetFileNameWithoutExtension(fi.Name));
builder.Append(", ");
}
Although I am surprised there isn't a way to get this directly from the FileInfo (or a...
MySQL query to get column names?
...ERY powerful, and can give you TONS of information without need to parse text (Such as column type, whether the column is nullable, max column size, character set, etc)...
Oh, and it's standard SQL (Whereas SHOW ... is a MySQL specific extension)...
For more information about the difference betwee...
Is SonarQube Replacement for Checkstyle, PMD, FindBugs?
...ld run Sonar in your CI system so that even things that take some time to execute (such as CPD – copy paste detector) can run. And you'll have your history. Whereas with an Eclipse plugin, for example, you'll detect violations sooner – which is great – but you will be tempted to run it less of...
git: Switch branch and ignore any changes without committing
... changes) or
checkout -f (When switching branches, proceed even if the index or the working tree differs from HEAD. This is used to throw away local changes. )
Or, more recently:
With Git 2.23 (August 2019) and the new command git switch:
git switch -f <branch-name>
(-f is short for --forc...
How do I set up NSZombieEnabled in Xcode 4?
How do I set up NSZombieEnabled and CFZombieLevel for my executable in Xcode 4?
7 Answers
...
?? Coalesce for empty string?
...
There isn't a built-in way to do this. You could make your extension method return a string or null, however, which would allow the coalescing operator to work. This would be odd, however, and I personally prefer your current approach.
Since you're already using an extension method,...
Python csv string to array
...s that to the csv module:
from io import StringIO
import csv
scsv = """text,with,Polish,non-Latin,letters
1,2,3,4,5,6
a,b,c,d,e,f
gęś,zółty,wąż,idzie,wąską,dróżką,
"""
f = StringIO(scsv)
reader = csv.reader(f, delimiter=',')
for row in reader:
print('\t'.join(row))
simpler versio...
vs vs for inline and block code snippets
... using the foo() function...") and some block snippets. These tend to be XML, and have very long lines which I prefer the browser to wrap (i.e., I don't want to use <pre> ). I'd also like to put CSS formatting on the block snippets.
...