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Why is 1/1/1970 the “epoch time”?
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@JediKnight This is speculation based on my own experiences as a developer: changing a standard takes time, and if your change doesn't take hold then you end up with competing standards. The real solution to the epoch problem is 64-bit integers, not moving ...
How to find a table having a specific column in postgresql
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I've used the query of @Roman Pekar as a base and added schema name (relevant in my case)
select n.nspname as schema ,c.relname
from pg_class as c
inner join pg_attribute as a on a.attrelid = c.oid
inner join pg_namespace as n on c.relnamespace = n.oid
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What are the First and Second Level caches in Hibernate?
...an object is
returned by the query, at that time no need to go for a database
transaction. In this way the second level cache works. Here we can use
query level cache also.
Quoted from: http://javabeat.net/introduction-to-hibernate-caching/
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The JPA hashCode() / equals() dilemma
...eptively hard to implement correctly when
objects are persisted to a database. However, the problems stem
entirely from allowing objects to exist without an id before they are
saved. We can solve these problems by taking the responsibility of
assigning object IDs away from object-relational ...
How to measure code coverage in Golang?
... CL pending, but the cov binary time stamp I see in ~/go/pkg/tool/linux_amd64 matches my last Go build of yesterday.
– zzzz
May 9 '12 at 13:47
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Disable LESS-CSS Overwriting calc() [duplicate]
... project, otherwise you'd possibly have to rewrite a good part of the code base. For the most common use cases, the escaped string approach described in the other answer is more suitable.
share
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im...
Is gcc's __attribute__((packed)) / #pragma pack unsafe?
...self is safe, but how the packed members are used can be unsafe. Older ARM-based CPUs didn't support unaligned memory accesses either, newer versions do but I know Symbian OS still disallows unaligned accesses when running on these newer versions (the support is turned off).
– ...
How to Batch Rename Files in a macOS Terminal?
... files frequently, consider installing a specialized tool such as the Perl-based rename utility.
On macOS you can install it using popular package manager Homebrew as follows:
brew install rename
Here's the equivalent of the command at the top using rename:
rename -n -e 's/_.*_/_/' *.png
Agai...
.war vs .ear file
...erview:
In J2EE application, modules are packaged as EAR, JAR, and WAR based on their functionality
JAR:
EJB modules which contain enterprise java beans (class files) and EJB deployment descriptor are packed as JAR files with .jar extension
WAR:
Web modules which contain Servl...
Accessing Session Using ASP.NET Web API
...ative);
}
}
This solution has the added bonus that we can fetch the base URL in javascript for making the AJAX calls:
_Layout.cshtml
<body>
@RenderBody()
<script type="text/javascript">
var apiBaseUrl = '@Url.Content(ProjectNameSpace.WebApiConfig.UrlPrefixRelati...