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Spring Data JPA find by embedded object property
...
According to me, Spring doesn't handle all the cases with ease. In your case
the following should do the trick
Page<QueuedBook> findByBookIdRegion(Region region, Pageable pageable);
or
Page<QueuedBook> findByBookId_Region(Region region, Pageable ...
Disable assertions in Python
...trate each.
For the whole process
Using the -O flag (capital O) disables all assert statements in a process.
For example:
$ python -Oc "assert False"
$ python -c "assert False"
Traceback (most recent call last):
File "<string>", line 1, in <module>
AssertionError
Note that by di...
How to create duplicate allowed attributes
...teUsage attribute onto your Attribute class (yep, that's mouthful) and set AllowMultiple to true:
[AttributeUsage(AttributeTargets.Method, AllowMultiple = true)]
public sealed class MyCustomAttribute: Attribute
share
...
Which is better, return value or out parameter?
...ery rare exception to this rule.)
Aside from anything else, it stops the caller from having to declare the variable separately:
int foo;
GetValue(out foo);
vs
int foo = GetValue();
Out values also prevent method chaining like this:
Console.WriteLine(GetValue().ToString("g"));
(Indeed, that...
htaccess redirect to https://www
...er be on and cause a rewrite loop. This is because your application is actually receiving plain HTTP traffic even though the client and the proxy/load balancer are using HTTPS. In these cases, check the X-Forwarded-Proto header instead of the %{HTTPS} variable. This answer shows the appropriate proc...
Check if a string matches a regex in Bash script
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Upvote, that allows to use it a little beyond than OP question, for sh, for example..
– Dereckson
Nov 23 '14 at 21:20
...
How do I escape the wildcard/asterisk character in bash?
...From the bash manual quote removal is:
After the preceding expansions, all
unquoted occurrences of the characters
‘\’, ‘'’, and ‘"’ that did not result
from one of the above expansions are
removed.
So what happens is when you type the command directly into the command line,...
What's an Aggregate Root?
...repository.
The repository encapsulates access to child objects - from a caller's perspective it automatically loads them, either at the same time the root is loaded or when they're actually needed (as with lazy loading).
For example, you might have an Order object which encapsulates operations on...
How to convert a private key to an RSA private key?
...nk you! I was getting A client error (MalformedCertificate) occurred when calling the UploadServerCertificate operation: Unable to parse certificate. Please ensure the certificate is in PEM format. and running this on my private key fixed it!
– philfreo
Jun 19 ...
When to throw an exception?
...throws an exception.
This is comparable to the "loaded question" logical fallacy. Every function asks a question. If the input it is given makes that question a fallacy, then throw an exception. This line is harder to draw with functions that return void, but the bottom line is: if the function's a...