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Override ActiveRecord attribute methods
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In rails 3, the reader method specified here by Aaron works, but the writer that the original poster specified (feeding the name to super) works fine, and IMHO is cleaner than manually writing the attribute as Aaron suggests.
– Batkins
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unable to locate nuget.exe when building webservice on appharbor
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I solved this by changing this line in my NuGet.targets file and setting it to true:
<DownloadNuGetExe Condition=" '$(DownloadNuGetExe)' == '' ">true</DownloadNuGetExe>
But you must restart Visual Studio or reload the soluti...
What does “zend_mm_heap corrupted” mean
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This is not a problem that is necessarily solvable by changing configuration options.
Changing configuration options will sometimes have a positive impact, but it can just as easily make things worse, or do nothing at all.
The nature of the error is this:
#include <std...
How to search DOM elements using XPath or CSS selectors in Chrome Developer Tools?
...h query against it. So for the first iframe: myframe = document.getElementsByTagName("iframe")[0].contentWindow.document.body; #to xpath query that iframe for table cells: $x("//td",myframe);
– Adolph Trudeau
May 18 '12 at 13:34
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Rebase a single Git commit
...at the new location. I suppose rebase would have taken care of that, but by now I've pushed upstream so I can't test that. In any case, beware if you have a similar situation.
– waldyrious
Dec 18 '15 at 10:49
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I don't remember my android debug.keystore password
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For Mac OS User: ~/.android/debug.keystore
After you will get SHAH1 by below command using Command Prompt:
keytool -list -v -keystore "C:\Users\username.android\debug.keystore" -alias androiddebugkey -storepass android -keypass android
Note :above answer has just information of android st...
ConcurrentHashMap vs Synchronized HashMap
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We can achieve thread safety by using both ConcurrentHashMap and synchronisedHashmap. But there is a lot of difference if you look at their architecture.
synchronisedHashmap
It will maintain the lock at the object level. So if you want to perform ...
What's the standard way to work with dates and times in Scala? Should I use Java types or there are
... implicit conversion library avaliable for Joda Time at scala-time created by Jorge Ortiz. (Note implicits have a performance hit, but it depends on what you do if you will notice. And if you run into a performance problem you can just revert to the Joda interface)
From the README:
USAGE:
import o...
Why does typeof NaN return 'number'?
... Why does Infinity === Infinity return true if an Infinity can be produced by different values: 1.0 / 0.0 or 2.0 / 0.0?
– Hashem Qolami
May 22 '16 at 9:15
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__init__ for unittest.TestCase
...tell because the self.tempdir that's supposed to exist, cannot be accessed by the other methods of the class. I get a AttributeError: 'TestingClass' object has no attribute 'tempdir'
– ffledgling
Jun 27 '13 at 21:27
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