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validation custom message for rails 3
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196
Try this
validates :title, presence: { message: "Story title is required" }
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LIKE vs CONTAINS on SQL Server
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180
The second (assuming you means CONTAINS, and actually put it in a valid query) should be faste...
Scope of sessionStorage and localStorage
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edited Jun 1 '18 at 14:11
TRiG
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an...
Maximum length for MySQL type text
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TINYBLOB, TINYTEXT L + 1 bytes, where L < 2^8 (255 Bytes)
BLOB, TEXT L + 2 bytes, where L < 2^16 (64 Kilobytes)
MEDIUMBLOB, MEDIUMTEXT L + 3 bytes, where L < 2^24 (16 Megabytes)
LONGBLOB, LONGTEXT L + 4 bytes, ...
How many GCC optimization levels are there?
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142
To be pedantic, there are 8 different valid -O options you can give to gcc, though there are s...
How to overwrite styling in Twitter Bootstrap
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41
Add your own class, ex: <div class="sidebar right"></div>, with the CSS as
.sidebar...
How to redirect the output of an application in background to /dev/null
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231
You use:
yourcommand > /dev/null 2>&1
If it should run in the Background add an &...