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How can Perl's print add a newline by default?
...nds \n.
You can also use say in Perl 5.10 or 5.12 if you add
use feature qw(say);
to the beginning of your program. Or you can use Modern::Perl to get this and other features.
See perldoc feature for more details.
shar...
Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k
I had an interesting job interview experience a while back. The question started really easy:
47 Answers
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Fixed size queue which automatically dequeues old values upon new enques
I'm using ConcurrentQueue for a shared data structure which purpose is holding the last N objects passed to it (kind of history).
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How to get HTTP Response Code using Selenium WebDriver
I have written tests with Selenium2/WebDriver and want to test if HTTP Request returns an HTTP 403 Forbidden.
9 Answers
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How to change a django QueryDict to Python Dict?
Let's pretend I have the following QueryDict:
13 Answers
13
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How to terminate a window in tmux?
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Kent's response fully answered your question, however if you are looking to change tmux's configuration to be similar to GNU Screen, here's a tmux.conf that I've used to accomplish this:
# Prefix key
set -g prefix C-a
unbind C-b
bind C-a send-prefix
# Keys
bi...
How to quit scala 2.11.0 REPL?
In the last version of scala (2.10.3) REPL, I can type exit to quit from REPL. However, in Scala 2.11.0 this doesn't work.
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Quick unix command to display specific lines in the middle of a file?
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This doesn't satisfy the asked question at all as this doesn't offer a way to output a specific line, as asked.
– Chris Rasys
Nov 17 '16 at 16:21
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Vim for Windows - What do I type to save and exit from a file?
...I can't figure out how to save and leave. I tried to press Ctrl + W + Q , but it doesn't do anything, but add ^ where the cursor is.
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What is the usefulness of `enable_shared_from_this`?
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}
int main()
{
shared_ptr<Y> p(new Y);
shared_ptr<Y> q = p->f();
assert(p == q);
assert(!(p < q || q < p)); // p and q must share ownership
}
The method f() returns a valid shared_ptr, even though it had no member instance. Note that you cannot simply do this...