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Conventions for exceptions or error codes
...I prefer exceptions because
they interupt the flow of logic
they benefit from class hierarchy which gives more features/functionality
when used properly can represent a wide range of errors (e.g. an InvalidMethodCallException is also a LogicException, as both occur when there's a bug in your code ...
CSS strikethrough different color from text?
...
As of Feb. 2016, CSS 3 has the support mentioned below. Here is a snippet from a WooCommerce's single product page with price discount
/*Price before discount on single product page*/
body.single-product .price del .amount {
color: hsl(0, 90%, 65%);
font-size: 15px;
text-decoration...
How to delete and replace last line in the terminal using bash?
...e return with \r
seq 1 1000000 | while read i; do echo -en "\r$i"; done
from man echo:
-n do not output the trailing newline
-e enable interpretation of backslash escapes
\r carriage return
share
|...
How does Activity.finish() work in Android?
...
Does it exits immediately or completes
the function from which it was called
?
The method that called finish() will run to completion. The finish() operation will not even begin until you return control to Android.
...
Error java.lang.OutOfMemoryError: GC overhead limit exceeded
...ning only the garbage collection at all time.
To prevent your application from soaking up CPU time without getting anything done, the JVM throws this Error so that you have a chance of diagnosing the problem.
The rare cases where I've seen this happen is where some code was creating tons of tempor...
HTML5 Canvas Resize (Downscale) Image High Quality?
...
Ok, so i watched the code : you were very near from solution. Two mistakes : your indexes were off by one for tX+1 (they were +3,+4,+5,+6 instead of +4, +5, +6, +7), and changing line in rgba is a mul by 4, not 3. I just tested 4 random values to check (0.1, 0.15, 0.33, 0...
NodeJS - What does “socket hang up” actually mean?
...er/proxy
When you, as a server, perhaps a proxy server, receive a request from a client, then start acting upon it (or relay the request to the upstream server), and before you have prepared the response, the client decides to cancel/abort the request.
This stack trace shows what happens when a cl...
What is an API key? [closed]
...ions based on who's performing the request. For companies which make money from selling such services, it's also a way of tracking who's using the thing for billing purposes. Further still, by blocking a key, you can partially prevent abuse in the case of too-high request volumes.
In general, if yo...
Export CSS changes from inspector (webkit, firebug, etc)
...ere's no export, it's a better solution today than the current best answer from 2011.
– ian.pvd
Nov 27 '19 at 18:00
Th...
How can I get the current language in Django?
...
I voted this up (from -1 for some reason). Note the following (from docs.djangoproject.com/en/dev/topics/i18n/deployment/… "with static (middleware-less) translation, the language is in settings.LANGUAGE_CODE, while with dynamic (middleware...