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PostgreSQL ERROR: canceling statement due to conflict with recovery
...ows. Then secondary has to replay this cleanup, and has to forcibly cancel all queries which can use these rows.
Longer queries will be canceled more often.
You can work around this by starting a repeatable read transaction on primary which does a dummy query and then sits idle while a real query ...
What does WISC (stack) mean? [closed]
...member it coming up after some time Heise coined LAMP (heise.de/ct/english/98/12/230) in Germany
– Michael Stum♦
Oct 7 '08 at 14:38
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Where does Vagrant download its .box files to?
...d to store the .box temporarily whilst downloading but is deleted upon installation within Vagrant.
– Luke Peterson
May 14 '15 at 23:13
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Why does Android use Java? [closed]
OK, this should really be asked to someone from Google, but I just want other opinions.
9 Answers
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How to move all files including hidden files into parent directory via *
...e set of solutions on this in UNIX & Linux's answer to How do you move all files (including hidden) from one directory to another?. It shows solutions in Bash, zsh, ksh93, standard (POSIX) sh, etc.
You can use these two commands together:
mv /path/subfolder/* /path/ # your current approach...
How to make type=“number” to positive numbers only
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i tried running this .. but failing when you type this 98---89232-232
– Bh00shan
Jul 16 at 10:34
@...
Removing item from vector, while in C++11 range 'for' loop?
... @SethCarnegie Erase-remove with a lambda for the predicate elegantly allows that (since this is already C++11)
– Potatoswatter
Apr 28 '12 at 23:13
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How can I check if a jQuery plugin is loaded?
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If we're talking about a proper jQuery plugin (one that extends the fn namespace), then the pro...
Convert from enum ordinal to enum type
I've the enum type ReportTypeEnum that get passed between methods in all my classes but I then need to pass this on the URL so I use the ordinal method to get the int value. After I get it in my other JSP page, I need to convert it to back to an ReportTypeEnum so that I can continue passing it. ...
lose vim colorscheme in tmux mode
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Personally I had to use set -g default-terminal "screen-256color" to work rather than xterm on OS X, sshed into an Ubuntu box. I referred to this site: rhnh.net/2011/08/20/vim-and-tmux-on-osx
– waffl
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