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How to configure Visual Studio to use Beyond Compare
...d arguments from official BC website: scootersoftware.com/support.php?zz=kb_vcs
– Evan Wondrasek
Dec 8 '11 at 20:36
32
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“unpacking” a tuple to call a matching function pointer
...<<b<<" "<<c<< std::endl; };
auto params = std::make_tuple(1,2.0,"Hello");
std::apply(f, params);
Just felt that should be stated once in an answer in this thread (after it already appeared in one of the comments).
The basic C++14 solution is still missing in this thread....
jQuery ui dialog change title after load-callback
...d there's already a jquery-endorsed way to set HTML titles: overriding the _title method. It's already covered in this SO answer: stackoverflow.com/questions/14488774/…
– cincodenada
Jun 21 '13 at 0:09
...
data.table vs dplyr: can one do something well the other can't or does poorly?
..., keyby = .(x,y)][DT2][, z := z*mul][]
# dplyr equivalent
DF1 %>% group_by(x, y) %>% summarise(z = sum(z)) %>%
right_join(DF2) %>% mutate(z = z * mul)
2) do it all in one go (using by = .EACHI feature):
DT1[DT2, list(z=sum(z) * mul), by = .EACHI]
What is the advantage?
We do...
How to replace a character with a newline in Emacs?
...ch is the key next to your quote and sends 0x0d. en.wikipedia.org/wiki/C0_and_C1_control_codes
– Jonathan Arkell
Jan 23 '14 at 18:28
2
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argparse store false if unspecified
...
The store_true option automatically creates a default value of False.
Likewise, store_false will default to True when the command-line argument is not present.
The source for this behavior is succinct and clear: http://hg.python.or...
How to log out user from web site using BASIC authentication?
...nd FF. I only had to do an extra "GET" on my logout.php page to clear the $_SESSION.
– urban
Oct 9 '15 at 10:08
2
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In Python, how do I create a string of n characters in one line of code?
...
To simply repeat the same letter 10 times:
string_val = "x" * 10 # gives you "xxxxxxxxxx"
And if you want something more complex, like n random lowercase letters, it's still only one line of code (not counting the import statements and defining n):
from random import ch...
Socket.IO Authentication
... redisclient.get(message.rediskey, function(e, c) {
client.user_logged_in = c.username;
});
}
});
});
share
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How to get the number of Characters in a String?
...unes without any packages by converting string to []rune as len([]rune(YOUR_STRING)):
package main
import "fmt"
func main() {
russian := "Спутник и погром"
english := "Sputnik & pogrom"
fmt.Println("count of bytes:",
len(russian),
len(english))
...