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Reference alias (calculated in SELECT) in WHERE clause
... = e.EntityTypeId,
Variable2 = ...some..long..complex..expression..etc...
) vars
WHERE
vars.BalanceDue > 0
Kudos to Syed Mehroz Alam.
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Creating email templates with Django
...to, at some point, switch from using django templates to using a mailchimp etc. set of templates for transactional, templated emails for my own project). It is still a work-in-progress though, but for the example above, you would do:
from templated_email import send_templated_mail
send_templated_ma...
How can I rename a database column in a Ruby on Rails migration?
...f your app running, say in different environments or on multiple computers etc, managing edited migrations is a major pain. I only edit a migration if I just created it and realized it was wrong, and haven't run it literally anywhere else yet.
– Yetanotherjosh
...
Maven: how to do parallel builds?
...alik Yes, exactly, 3 threads on dual core, 6 threads on quad core systems, etc.
– t0r0X
Aug 6 '14 at 11:25
1
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@Transactional(propagation=Propagation.REQUIRED)
...behaviours adopted for Transaction management, such as REQUIRED, ISOLATION etc. you'll have to understand the basics of transaction management itself.
Read Trasaction management for more on explanation.
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How to fix the Hibernate “object references an unsaved transient instance - save the transient insta
...tyManager. In basic you just say em.persist(object1); em.persist(object2); etc.
– kaba713
Jan 24 '18 at 15:20
I got th...
How to use the toString method in Java?
...In other words, this method
returns a string equal to the value
of:
getClass().getName() + '@' + Integer.toHexString(hashCode())
Example:
String[] mystr ={"a","b","c"};
System.out.println("mystr.toString: " + mystr.toString());
output:- mystr.toString: [Ljava.lang.String;@13aaa14a
...
Detecting taps on attributed text in a UITextView in iOS
.../if ([attributes objectForKey:...)] //make a network call, load a cat Pic, etc
}
}
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Check if Internet Connection Exists with Javascript? [duplicate]
...e, then the test won't reveal what it is supposed to right? It would just fetch it from the local memory and not go online to fetch it?
– Matt Welander
Jun 23 '15 at 15:30
2
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What's the difference between compiled and interpreted language?
...g machine's machine code. So how's that different from a VM (python or JVM etc.) doing the same in case of an interpreted language?
– qre0ct
Jun 23 at 10:28
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