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In Django - Model Inheritance - Does it allow you to override a parent model's attribute?
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See https://stackoverflow.com/a/6379556/15690:
class BaseMessage(models.Model):
is_public = models.BooleanField(default=False)
# some more fields...
class Meta:
abstract = True
class Message(BaseMessage):
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Is there a pretty print for PHP?
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How about print_r?
http://www.php.net/print_r
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answered Jul 22 '09 at 20:54
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How to view UTF-8 Characters in VIM or Gvim
...ke it happen: Using FontForge (you can download Windows binary from http://www.geocities.jp/meir000/fontforge/) to edit the Latha.ttf and mark it as a monospaced font. Doing like this:
Load fontforge, select latha.ttf.
Menu: Element -> Font Info
Select "OS/2" from left-hand list on Font Info dia...
Best way to resolve file path too long exception
...is solution from a named section of the article that @james-hill posted.
https://docs.microsoft.com/windows/desktop/FileIO/naming-a-file#maximum-path-length-limitation
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Throttling method calls to M requests in N seconds
...l operate across a distributed system you might want to take a look at the https://github.com/mokies/ratelimitj project.
A Redis backed configuration, to limit requests by IP to 50 per minute would look like this:
import com.lambdaworks.redis.RedisClient;
import es.moki.ratelimitj.core.LimitRule;
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How to pass optional arguments to a method in C++?
... 1 2 3
Values: 1 2 30
Values: 1 20 30
Values: 10 20 30
Reference: http://www.learncpp.com/cpp-tutorial/77-default-parameters/
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Simulating Slow Internet Connection
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I was using http://www.netlimiter.com/ and it works very well. Not only limit speed for single processes but also shows actual transfer rates.
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Comparing two files in linux terminal
.../var/log/secure scp://192.168.1.25/var/log/secure
Extracted from: http://www.sysadmit.com/2016/05/linux-diferencias-entre-dos-archivos.html
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What exactly is nullptr?
...in C++11 - nullptr, enum classes (strongly typed enumerations) and cstdint
https://en.cppreference.com/w/cpp/language/decltype
https://en.cppreference.com/w/cpp/types/nullptr_t
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What is a good use case for static import of methods?
...ability; if you need only one or two members, import them individually.
(https://docs.oracle.com/javase/8/docs/technotes/guides/language/static-import.html)
There are two parts I want to call out specifically:
Use static imports only when you were tempted to "abuse inheritance". In this case, w...