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How to concatenate two strings to build a complete path
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@TuureLaurinolli I don't understand where you're coming from. The above concatenation would still result in a valid path. The path might not exist, but it would still be valid. eg. "" + "/" + "Documents" gives "/Documents".
– Dunes
Jan 4 '17 ...
Efficient way to return a std::vector in c++
...not be moved; and RVO is a compiler-dependent thing! Talk about the things from 80s & 90s.
– Nawaz
Mar 11 '18 at 16:01
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What's so bad about in-line CSS?
... hurts your application semantically: CSS is about separating presentation from markup. When you tangle the two together, things get much more difficult to understand and maintain. It's a similar principle as separating database code from your controller code on the server side of things.
Finally, ...
What is the main purpose of setTag() getTag() methods of View?
...nClick has only one parameter, a View, and it has to get other information from instance variables or final local variables in enclosing scopes. What we really want is to get information from the views themselves.
Enter getTag/setTag:
button1.setTag(1);
button2.setTag(2);
Now we can use the same...
Where should I put the log4j.properties file?
... MyClass.java
log4j.properties
If you start executing from a different project, you need to have that file in the project used for starting the execution. For example, if a different project holds some JUnit tests, it needs to have also its log4j.properties file.
I suggest us...
Should image size be defined in the img tag height/width attributes or in CSS? [duplicate]
... against the grain here and state that the principle of separating content from layout (which would justify the answers that suggest using CSS) does not always apply to image height and width.
Each image has an innate, original height and width that can be derived from the image data. In the frame...
What is the difference between --save and --save-dev?
...and what is really happening, it is a bit hard to imagine.
Taken directly from NPM docs docs#dependencies
Dependencies
Dependencies are specified in a simple object that maps a package name
to a version range. The version range is a string which has one or
more space-separated descript...
How does akka compare to Erlang? [closed]
...t, but
it's less flexible because of JVM
classloading
Those are the ones from the top of my head.
On the other hand, using Akka means that you can use Scala, Java, Groovy or JRuby to write your applications.
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enum.values() - is an order of returned enums deterministic
...elds instead of ordinals:
Never derive a value associated with an enum from its ordinal; store it in an instance field instead.
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How should I write tests for Forms in Django?
...form and not the view where the form is rendered. Example to get an idea:
from django.test import TestCase
from myapp.forms import MyForm
class MyTests(TestCase):
def test_forms(self):
form_data = {'something': 'something'}
form = MyForm(data=form_data)
self.assertTrue(...