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Argparse: Required arguments listed under “optional arguments”?
... and --bar indicate optional arguments, which can always be omitted at the command line.
Note: Required options are generally considered bad form because users expect options to be optional, and thus they should be avoided when possible.
That being said, the headers “positional arguments”...
What exception classes are in the standard C++ library
...error.
std::range_error <stdexcept> range errors in internal computations
std::regex_error <regex> errors from the regular expression library.
std::system_error <system_error> from operating system or other C API
std::ios_base::failure <ios>...
What's the equivalent of Java's Thread.sleep() in Objective-C/Cocoa?
... how about sleeping on main therad?
– jerinho.com
Dec 12 '12 at 6:29
1
It's the same; the ...
AngularJS: ng-repeat list is not updated when a model element is spliced from the model array
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How can I tell which homebrew formulae are upgradable?
..., I found that the answer is:
brew outdated
brew help does not list the command, but it is documented in man brew.
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Pragma in define macro
...macros (see section 6.10.9 of the c99 standard, or 16.9 of the c++0x final committee draft)
For example,
#define STRINGIFY(a) #a
#define DEFINE_DELETE_OBJECT(type) \
void delete_ ## type ## _(int handle); \
void delete_ ## type(int handle); ...
What are Transient and Volatile Modifiers?
...ote that the JLS permits a static field to be declared as transient. This combination doesn't make sense for Java Object Serialization, since it doesn't serialize statics anyway. However, it could make sense in other contexts, so there is some justification for not forbidding it outright.)
The vo...
Change SQLite default settings
...e %USERPROFILE%\.sqliterc. For instance, by executing the following on the command-line: (echo .mode columns && echo .headers on) >%USERPROFILE%\.sqliterc
– Dennie
Apr 13 '17 at 12:45
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