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Most common way of writing a HTML table with vertical headers?
Hi all it's been a while since I've asked something, this is something that has been bothering me for a while, the question itself is in the title:
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Find rows with multiple duplicate fields with Active Record, Rails & Postgres
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User.select(:first,:email).group(:first,:email).having("count(*) > 1").all
(note: not tested, you may need to tweak it)
EDITED to remove id column
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What does “1 line adds whitespace errors” mean when applying a patch?
...tches from one branch to another. However, every time I make any change at all, I get the following message during git apply :
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Clojure differences between Ref, Var, Agent, Atom, with examples
... one bank account to another, it needs to either move completely or not at all.
Uncoordinated access is used when only one Identity needs to update, this is a very common case.
Synchronous access is used when the call is expected to wait until all Identities have settled before continuing.
Asy...
How can I save an image with PIL?
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hey thanks very much. it works perfect now! now all i have to do is understand all the steps but that wont be too bad. thank you so much for the help
– user1999274
Jan 23 '13 at 4:48
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A field initializer cannot reference the nonstatic field, method, or property
... So your explanation is wrong. The order is fixed. The reason why it is disallowed is that the designers of C# wanted it that way.
– Jeppe Stig Nielsen
Apr 18 '16 at 20:16
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What does iota of std::iota stand for?
...ase Greek letter iota.
In the quote above, I typed ι, U+03B9, “GREEK SMALL LETTER IOTA”, but Unicode actually has a dedicated code point for APL's iota: ⍳ is U+2373, “APL FUNCTIONAL SYMBOL IOTA”.
In response to the demands of commenters, I shall further address the etymology of “iot...
How to use “not” in xpath?
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is there a way to say grab all the <p> tags but not the <a> tag inside them? imagine something like <p>text text<a class="x">TEXT</a>text text</p> . i want all the text in p but not the TEXT in a. is that possible wi...
Using lambda expressions for event handlers
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Really? Interesting - so, if I register two anonymous functions that look the same (w.l.o.g. have an empty body), and then I unregister (using -=) another anonymous function that too has an empty body, it is essentially undefin...
Xcode 6 / Beta 4: using bridging headers with framework targets is unsupported
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As the error states, bridging headers are not allowed in Frameworks. The Importing Code from Within the Same Framework Target section of the Mix & Match apple documentation hints at this. As they say, you need to "In your umbrella header file, import every Objective-...