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What is the difference between `new Object()` and object literal notation?
...ect model and inheritance (the code there setups a Obj class that inherits from plain Object). This question isn't about creating an instance of some custom class - it's about creating instance of Object, and the correct answer to this question is "there is no difference".
– do...
How can I use an http proxy with node.js http.Client?
I want to make an outgoing HTTP call from node.js, using the standard http.Client . But I cannot reach the remote server directly from my network and need to go through a proxy.
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Naming returned columns in Pandas aggregate function? [duplicate]
...
This will drop the outermost level from the hierarchical column index:
df = data.groupby(...).agg(...)
df.columns = df.columns.droplevel(0)
If you'd like to keep the outermost level, you can use the ravel() function on the multi-level column to form new lab...
Checkout old commit and make it a new commit [duplicate]
...ected), git checkout <commit-hash> . should checkout . (all changes) from the commit to your working-tree, which you can apply as a new commit. You can also detach HEAD and branch off that commit. It should then be at HEAD for the new branch and you can commit there. The . is important.
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How do I format a date in Jinja2?
...nother, sightly better approach would be to define your own filter, e.g.:
from flask import Flask
import babel
app = Flask(__name__)
@app.template_filter()
def format_datetime(value, format='medium'):
if format == 'full':
format="EEEE, d. MMMM y 'at' HH:mm"
elif format == 'medium'...
How can I nullify css property?
.... This keyword resets
the property to its inherited value if it inherits from its parent or
to its initial value if not. In other words, it behaves like the
inherit keyword in the first case and like the initial keyword in the
second case.
Browser support is good: http://caniuse.com/css-un...
Getting multiple keys of specified value of a generic Dictionary?
It's easy to get the value of a key from a .NET generic Dictionary:
15 Answers
15
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How to set text color to a text view programmatically [duplicate]
...;
Or if you have defined color code in resource's color.xml file than
(From API >= 23)
mTextView.setTextColor(ContextCompat.getColor(context, R.color.<name_of_color>));
(For API < 23)
mTextView.setTextColor(getResources().getColor(R.color.<name_of_color>));
...
Lambda expression to convert array/List of String to array/List of Integers
...r lists
public static <T, U> List<U> convertList(List<T> from, Function<T, U> func) {
return from.stream().map(func).collect(Collectors.toList());
}
//for arrays
public static <T, U> U[] convertArray(T[] from,
Function<T, U...
Meaning of = delete after function declaration
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@Reb, =delete makes the method inaccessible even from contexts that can see private methods (i.e. within the class and its friends). This removes any uncertainty when you're reading the code. @Prasoon, that second example is still only deleting constructors - it would be ...