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Check status of one port on remote host [closed]
I need a command line that can check the port status on a remote host. I tried ping xxx.xxx.xxx.xxx:161 but it doesn't recognize the "host". I thought it was a "good" answer until I did the same command against a host I know has that port open. This is for a batch file on Windows that will chec...
A more useful statusline in vim? [closed]
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Nothing special done, from: github.com/Lokaltog/vim-powerline#troubleshooting just make sure you have "let g:Powerline_symbols = 'fancy'" in your vimrc file and have patched fonts installed.
– Gavin Gilmour
Sep 16 '12 at ...
MySQL OPTIMIZE all tables?
MySQL has an OPTIMIZE TABLE command which can be used to reclaim unused space in a MySQL install. Is there a way (built-in command or common stored procedure) to run this optimization for every table in the database and/or server install, or is this something you'd have to script up yourself?
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OS X Bash, 'watch' command
I'm looking for the best way to duplicate the Linux 'watch' command on Mac OS X. I'd like to run a command every few seconds to pattern match on the contents of an output file using 'tail' and 'sed'.
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Breakpoint on property change
... elements this pattern should be slightly modified. See mnaoumov.wordpress.com/2015/11/29/… for more details
– mnaoumov
Nov 29 '15 at 0:04
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HSL to RGB color conversion
...ript solution on his blog (which he attributes to a now defunct mjijackson.com, but is archived here and the original author has a gist - thanks to user2441511).
The code is re-posted below:
HSL to RGB:
/**
* Converts an HSL color value to RGB. Conversion formula
* adapted from http://en.wikip...
Android Spanned, SpannedString, Spannable, SpannableString and CharSequence
...d Java interface representing a sequence of characters. String is the most commonly-used concrete implementation of CharSequence, followed by StringBuilder.
Spanned is a CharSequence with "spans" indicating formatting to apply to portions of the text, where those spans cannot be modified.
Spannabl...
How to create a custom string representation for a class object?
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@ThomasLeonard: stackoverflow.com/questions/39013249/metaclass-in-python3-5
– Ignacio Vazquez-Abrams
Nov 8 '17 at 18:34
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Is it possible to for SQL Output clause to return a column not being inserted?
... Suweet! I wish it didn't have to use the occasionally buggy MERGE command, but it's perfectly elegant otherwise.
– Tab Alleman
Jan 9 '17 at 19:55
4
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There is already an open DataReader associated with this Command which must be closed first
... not clear from your example where this happens because the example is not complete.
One thing that can cause this is lazy loading triggered when iterating over the results of some query.
This can be easily solved by allowing MARS in your connection string. Add MultipleActiveResultSets=true to the...