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Eager load polymorphic
...oreign_key: 'reviewable_id'.But be care, Review.includes(:shop) will raise error, it must append at lease one where clause.
– raykin
Apr 9 '14 at 10:29
51
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How to fix java.lang.UnsupportedClassVersionError: Unsupported major.minor version
... about the bootstrap class path not being set. More information about this error is available in a blog post New javac warning for setting an older source without bootclasspath.
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Multiline Comment Workarounds?
...#
foo <- function() {
print( "The above did not evaluate and cause an error!")
}
foo()
## [1] "The above did not evaluate and cause an error!"
And here's the pic...
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Wait until file is unlocked in .NET
... the wait time between retries.
NOTE: Unfortunately, the underlying Win32 error (ERROR_SHARING_VIOLATION) is not exposed with .NET, so I have added a small hack function (IsSharingViolation) based on reflection mechanisms to check this.
/// <summary>
/// Wraps sharing violations that...
Import PEM into Java Key Store
... I've got a single certificate .pem and this doesn't work. 1795:error:0906D06C:PEM routines:PEM_read_bio:no start line:/usr/src/secure/lib/libcrypto/../../../crypto/openssl/crypto/pem/pem_lib.c:648:Expecting: TRUSTED CERTIFICATE
– Brian Knoblauch
Apr...
Why is the gets function so dangerous that it should not be used?
... head the trouble off sooner rather than later. I'd be prepared to add an error message:
fputs("obsolete and dangerous function gets() called\n", stderr);
Modern versions of the Linux compilation system generates warnings if you link gets() — and also for some other functions that also have s...
Unable to execute dex: GC overhead limit exceeded in Eclipse
...ed the Git project OsmAnd and went to compile it,
Eclipse returned these errors:
9 Answers
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How do I execute a command and get the output of the command within C++ using POSIX?
...pipe(popen(cmd, "r"), pclose);
if (!pipe) {
throw std::runtime_error("popen() failed!");
}
while (fgets(buffer.data(), buffer.size(), pipe.get()) != nullptr) {
result += buffer.data();
}
return result;
}
Pre-C++11 version:
#include <iostream>
#include <...
Razor View throwing “The name 'model' does not exist in the current context”
...fter significant refactoring in my MVC 4 application, and Razor shows this error while debugging Views:
22 Answers
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Gradle finds wrong JAVA_HOME even though it's correctly set
When trying to run gradle, I get the following error:
19 Answers
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