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Friend declaration in C++ - difference between public and private
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Since the syntax friend class B doesn't declare a member of the class A, so it doesn't matter where you write it, class B is a friend of class A.
Also, if you write friend class B in protected section of A, then it does NOT mean that B can access only pr...
How to properly ignore exceptions
...of doing this.
However, the choice of example has a simple solution that does not cover the general case.
Specific to the example:
Instead of
try:
shutil.rmtree(path)
except:
pass
Do this:
shutil.rmtree(path, ignore_errors=True)
This is an argument specific to shutil.rmtree. You c...
Force Java timezone as GMT/UTC
...at the value stored in the database is consistent when the database column does not keep timezone information.
The java.util.Date and java.sql.Date classes store the actual time (milliseconds) in UTC. To format these on output to another timezone, use SimpleDateFormat. You can also associate a time...
WPF text Wrap vs WrapWithOverflow
...d benefit from including one more (wider) button example in each mode that does have a valid whitespace break. At a glance, it implies that Wrap completely ignores whitespace breaks, but that isn't true.
– Scott Stafford
Apr 7 '15 at 20:39
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Cannot push to GitHub - keeps saying need merge
...itory name? When I type git pull origin master git complains that 'origin' does not appear to be a git repository
– ziyuang
Dec 17 '12 at 5:16
3
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Fastest way to extract frames using ffmpeg?
...for AND
\, is simply escaping the , character
Without -vsync vfr -q:v 2 it doesn't seem to work but I don't know why - anyone?
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Checkout remote branch using git svn
...-stdlayout
Make your git repository ignore everything the subversion repo does:
git svn show-ignore >> .git/info/exclude
You should now be able to see all the Subversion branches on the git side:
git branch -r
Say the name of the branch in Subversion is waldo. On the git side, you'd run
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Boolean.hashCode()
...number in hashCode?
What is a sensible prime for hashcode calculation?
Why does Java's hashCode() in String use 31 as a multiplier?
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Postgres: How to do Composite keys?
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Your compound PRIMARY KEY specification already does what you want. Omit the line that's giving you a syntax error, and omit the redundant CONSTRAINT (already implied), too:
CREATE TABLE tags
(
question_id INTEGER NOT NULL,
tag_id SER...
what is the difference between XSD and WSDL
...our service and its operations - what is the service called, which methods does it offer, what kind of in parameters and return values do these methods have?
It's a description of the behavior of the service - it's functionality.
XSD (Xml Schema Definition) describes the static structure of the co...