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How to rollback just one step using rake db:migrate
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361
For starters
rake db:rollback will get you back one step
then
rake db:rollback STEP=n
Wil...
How do I add a margin between bootstrap columns without wrapping [duplicate]
...-color: transparent;
background-image: linear-gradient(to bottom, rgba(30, 87, 153, 0.2) 0%, rgba(125, 185, 232, 0) 100%);
background-repeat: repeat;
border-radius:10px;
padding: 5px;
}
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Multi-line regex support in Vim
...ng (.|\n)*
– ojrac
May 25 '10 at 1:23
2
What does the forward slash in the :h /\_. do? I mean, I ...
How to determine function name from inside a function
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238
You can use ${FUNCNAME[0]} in bash to get the function name.
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What's the point of the X-Requested-With header?
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3 Answers
3
Active
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Git pull without checkout?
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230
I was looking for the same thing and finally found the answer that worked for me in another sta...
Only one expression can be specified in the select list when the subquery is not introduced with EXI
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235
You can't return two (or multiple) columns in your subquery to do the comparison in the WHERE A...
How do I convert a org.w3c.dom.Document object to a String?
I want to convert a org.w3c.dom.Document object to a String. I'm using Java 6 and am open to using any (completely free) technology that is up to the task. I tried the solution from this thread -- Is there a more elegant way to convert an XML Document to a String in Java than this code? , where t...
How to replace part of string by position?
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var aStringBuilder = new StringBuilder(theString);
aStringBuilder.Remove(3, 2);
aStringBuilder.Insert(3, "ZX");
theString = aStringBuilder.ToString();
An alternative is to use String.Substring, but I think the StringBuilder code gets more readable.
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