大约有 40,000 项符合查询结果（耗时：0.0496秒） [XML]
Most underused data visualization [closed]
... 19, 24, 18, 23, 25, 24, 25, 71, 27)
three_palettes = c(brewer.pal(12, "Set3"), brewer.pal(8, "Accent"),
brewer.pal(9, "Set1"))
rose.diag(data, bins=24, main="Daily Site Traffic by Hour", col=three_palettes)
...
Using {} in a case statement. Why?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
How to redirect cin and cout to files?
...file out.txt
f(); //call function
std::cin.rdbuf(cinbuf); //reset to standard input again
std::cout.rdbuf(coutbuf); //reset to standard output again
std::cin >> word; //input from the standard input
std::cout << word; //output to the standard input
}
You co...
How do I set the time zone of MySQL?
... this might be useful:
There are three places where the timezone might be set in MySQL:
In the file "my.cnf" in the [mysqld] section
default-time-zone='+00:00'
@@global.time_zone variable
To see what value they are set to:
SELECT @@global.time_zone;
To set a value for it use either one:
SE...
How to use > in an xargs command?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...
Hidden Features of Xcode
...xt in Documentation of a symbol. (Only works if you have they symbol's Doc Set installed.)
Favorites Bar:
Favorites bar is just like you have in Safari for storing - well - favorites. I often use it as a place to store shortcuts (which you can do by drag-dropping) to files I am using right now. Ge...
How do I log errors and warnings into a file?
How do I turn on all error and warnings and log them to a file, but to set up all of that within the script (not changing anything in php.ini)?
...
pinterest api documentation [closed]
...
There is no Official API Docs available for Pinterest as of today.
But there is the unofficial documentation for v2 here: http://tijn.bo.lt/pinterest-api
share
...
Does use of final keyword in Java improve the performance?
...was 0 ms and 9 ms for the non final. Increasing the iteration count to 10M set the average to 0 ms and 75 ms. The best run for the non final was 0 ms however. Maybe it's the VM detecting results are just being thrown away or something? I don't know, but regardless, the use of final does make a signi...
How can I selectively escape percent (%) in Python strings?
...plotlib.pyplot as plt
fig,ax = plt.subplots(4,1)
float_number = 4.17
ax[0].set_title('Total: (%1.2f' %float_number + '\%)')
ax[1].set_title('Total: (%1.2f%%)' %float_number)
ax[2].set_title('Total: (%1.2f' %float_number + '%%)')
ax[3].set_title('Total: (%1.2f' %float_number + '%)')
Title examples ...