大约有 44,000 项符合查询结果（耗时：0.0544秒） [XML]
java: Class.isInstance vs Class.isAssignableFrom
...
|
edited Apr 24 '18 at 22:00
answered Oct 16 '10 at 14:55
...
What is the lifetime of a static variable in a C++ function?
...ects must run in the reverse order of the completion of their construction[1], and the order of construction may depend on the specific program run, the order of construction must be taken into account.
Example
struct emitter {
string str;
emitter(const string& s) : str(s) { cout <<...
problem with and :after with CSS in WebKit
...
135
I haven't checked this extensively, but I'm under the impression that this isn't (yet?) possib...
Can't find the 'libpq-fe.h header when trying to install pg gem
I am using the Ruby on Rails 3.1 pre version. I like to use PostgreSQL, but the problem is installing the pg gem. It gives me the following error:
...
Renaming table in rails
...
|
edited Apr 5 '16 at 18:02
vergenzt
7,38333 gold badges2424 silver badges4141 bronze badges
a...
Set margin size when converting from Markdown to PDF with pandoc
...e massive margins (like this http://johnmacfarlane.net/pandoc/demo/example13.pdf ). How can I get pandoc to produce something with smaller margins? I have looked through the pandoc user guide, but haven't found anything useful.
...
How to customize an end time for a YouTube video?
...end_at_second]
Note: the time must be an integer number of seconds (e.g. 119, not 1m59s).
share
|
improve this answer
|
follow
|
...
How to use mod operator in bash?
...
241
Try the following:
for i in {1..600}; do echo wget http://example.com/search/link$(($i % 5)); ...
What are the differences between git remote prune, git prune, git fetch --prune, etc
...
|
edited Jan 25 '19 at 23:36
answered Nov 20 '13 at 21:14
...
What is the printf format specifier for bool?
...ic arguments, you can use %d:
bool x = true;
printf("%d\n", x); // prints 1
But why not:
printf(x ? "true" : "false");
or, better:
printf("%s", x ? "true" : "false");
or, even better:
fputs(x ? "true" : "false", stdout);
instead?
...