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Unique constraint that allows empty values in MySQL

... EricC 97611 gold badge1616 silver badges3232 bronze badges answered Aug 28 '09 at 12:41 lutzlutz ...
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How to flatten only some dimensions of a numpy array

... answered Dec 11 '17 at 12:31 KeithWMKeithWM 82177 silver badges1919 bronze badges ...
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Creating an empty file in Ruby: “touch” equivalent?

... answered Nov 11 '11 at 22:14 Dave NewtonDave Newton 150k2222 gold badges232232 silver badges280280 bronze badges ...
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In Jinja2, how do you test if a variable is undefined?

...man Since 0.2.0 – Samuel Harmer May 11 '17 at 20:09 1 {% if variable is defined and variable %} w...
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Open an IO stream from a local file or url

...93C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.69...
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Hiding textarea resize handle in Safari

...s Czinege 107k3838 gold badges143143 silver badges171171 bronze badges 22 ...
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Is there a “default” MIME type?

...lly your link – FF_Dev Mar 1 '16 at 11:42 @FF_Dev Not sure what you mean. Are you saying Sampo's link to his own answe...
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How to add an email attachment from a byte array?

... Jon SkeetJon Skeet 1211k772772 gold badges85588558 silver badges88218821 bronze badges ...
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Adding services after container has been built

... huysentruitw 24.1k88 gold badges7171 silver badges114114 bronze badges answered Feb 15 '11 at 20:47 Peter LillevoldPeter Lillevold ...
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Is there an equivalent to 'continue' in a Parallel.ForEach?

...93C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.69...