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What does it mean by select 1 from table?
...T clause cannot refer to any column, otherwise you would (correct) get the error, "Column is invalid in select because it is not contained in the GROUP BY" etc.
Therefore, a literal value must be used (because SQL doesn't allow a resultset with zero columns -- why?!) and the literal value 1 (INTEG...
qmake: could not find a Qt installation of ''
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I got to this SO answer, then found, based on the next error (no qtwebkit installation found) that I also had to run apt-get install qt5-default libqt5webkit5-dev gstreamer1.0-plugins-base gstreamer1.0-tools gstreamer1.0-x as described on the Thoughtbot Github wiki page
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Behaviour of increment and decrement operators in Python
...d to be consistent and readable.
Confusing side-effects. One common newbie error in languages with ++ operators is mixing up the differences (both in precedence and in return value) between the pre- and post-increment/decrement operators, and Python likes to eliminate language "gotcha"-s. The preced...
How to do if-else in Thymeleaf?
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@Lucky this gives me an error EL1007E:(pos 0): Property or field 'Status' cannot be found
– Jesse
Dec 5 '16 at 17:43
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How to get nice formatting in the Rails console
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This raise error: JSON::GeneratorError: only generation of JSON objects or arrays allowed
– Hassan Akram
Sep 27 '16 at 9:14
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How to read a file without newlines?
...ne for line in f) and use lines outside the with because you'll get an I/O error. You can be lazy using a genexp, but you must consume it before closing the file.
– Bakuriu
Jan 20 '17 at 20:10
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Struct like objects in Java
...rning polar coordinates from an (x, y) object - consider ACCUMULATIVE math errors, as changes to individual components of polar coord are converted back to (x, y).
– ToolmakerSteve
Jun 17 '14 at 22:29
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Setting PayPal return URL and making it auto return?
...ch, CURLOPT_TIMEOUT, 30);
$curl_result = @curl_exec($ch);
$curl_err = curl_error($ch);
curl_close($ch);
$req = str_replace("&", "\n", $req); // Make it a nice list in case we want to email it to ourselves for reporting
// Check that the result verifies
if (strpos($curl_result, "VERIFIED") !== ...
Saving enum from select in Rails 4.1
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What if an Invalid String is sent such as "ERROR_JUNK_Submission". Obviously there is no enum value such as this, and an exception is thrown. Where would we catch it?
– FlyingV
Nov 30 '15 at 19:54
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How to activate an Anaconda environment
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As you can see from the error message the paths, that you specified, are wrong. Try it like this:
activate ..\..\temp\venv\test
However, when I needed to install Anaconda, I downloaded it from here and installed it to the default paths (C:\Anacon...