大约有 40,000 项符合查询结果（耗时：0.0229秒） [XML]
Android Center text on canvas
...e below.
The problem is that the text is not centered horizontally.
When I set the coordinates for drawText , it sets the bottom of the text at this position. I would like the text to be drawn so that the text is centered also horizontally.
...
How can I make a time delay in Python? [duplicate]
...
import time
time.sleep(5) # Delays for 5 seconds. You can also use a float value.
Here is another example where something is run approximately once a minute:
import time
while True:
print("This prints once a minute.")
time.sleep(60) # Delay for 1 mi...
Regular expression to search for Gadaffi
...point of regexes is to provide a compact, clear representation for a large set of values. But the basic concept is to present a regex and say "anything that matches this is good." That is, it assumes you have the freedom to include anything systematic. Here, we have the opposite situation: the varia...
Is there a way to get rid of accents and convert a whole string to regular letters?
Is there a better way for getting rid of accents and making those letters regular apart from using String.replaceAll() method and replacing letters one by one?
Example:
...
How to disable and re-enable console logging in Python?
... INFO messages), you could change the second line to something like logger.setLevel(logging.WARNING)
– Hartley Brody
Jan 5 '18 at 16:48
2
...
Why does parseInt(1/0, 19) return 18?
... English alphabet, and the convention is to use digits then letters as the set of valid digits in the given base.
– Craig Citro
Jul 10 '12 at 8:14
4
...
How do I join two lines in vi?
I have two lines in a text file like below:
9 Answers
9
...
Get statistics for each group (such as count, mean, etc) using pandas GroupBy?
...instead of a Series) so you can do:
df.groupby(['col1', 'col2']).size().reset_index(name='counts')
If you want to find out how to calculate the row counts and other statistics for each group continue reading below.
Detailed example:
Consider the following example dataframe:
In [2]: df
Out...
Regular expression to match URLs in Java
...s. Spaces, dots, or dashes
* may follow.
* <li>Optionally, sets of digits in parentheses, separated by spaces, dots, or dashes.
* <li>A string starting and ending with a digit, containing digits, spaces, dots, and/or dashes.
* </ul>
*/
public static fin...
Fastest way to extract frames using ffmpeg?
... editor after snippets, if snippets enabled
if (StackExchange.settings.snippets.snippetsEnabled) {
StackExchange.using("snippets", function() {
createEditor();
});
}
else {
createEditor();
...