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What is the difference between $(command) and `command` in shell programming?
...her difference is: echo foo `#comment` vs echo foo $(#comment). The second one doesn't work. (Used for commenting in a multi-line command.)
– wisbucky
Jul 10 '19 at 22:02
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Convert Array to Object
... method is used to copy the values of all
enumerable own properties from one or more source objects to a target
object. It will return the target object.
Object.assign({}, ['a','b','c']); // {0:"a", 1:"b", 2:"c"}
The own length property of the array is not copied because it isn't enumerable....
Python: Checking if a 'Dictionary' is empty doesn't seem to work
...s true not only if the dict exists and is empty, but also if test_dict is None. So use this test only when you know that the dict object exists (or when the difference does not matter). The second way also has that behavior. Only the third way barks if test_dict is None.
– Andr...
Referencing system.management.automation.dll in Visual Studio
...ver in Visual Studio, the .NET tab does not have that assembly, and nor is one able browse to
8 Answers
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How to format strings in Java
...varargs and autoboxing improvements in Java 1.5 and turns the above into a one-liner:
MessageFormat.format("String is \"{1}\", number is {0}.", 42, "foobar");
MessageFormat is a little bit nicer for doing i18nized plurals with the choice modifier. To specify a message that correctly uses the sin...
How do I dynamically assign properties to an object in TypeScript?
...
Or all in one go:
var obj:any = {}
obj.prop = 5;
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Should everything really be a bundle in Symfony 2.x?
...ntroller namespace:
<?php
namespace Vendor\Controller;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\RedirectResponse;
use Sensio\Bundle\FrameworkExtraBundle\Configuration\Route;
use Sensio\Bundle\FrameworkExtraBundle\Configuration\Template;
use JMS\DiExtraBu...
How to hide UINavigationBar 1px bottom line
...t when needed.
Instructions below assume you need hairline hidden only in one controller of your UINavigationController hierarchy.
Declare instance variable:
private var shadowImageView: UIImageView?
Add method which finds this shadow (hairline) UIImageView:
private func findShadowImage(under ...
Would you, at present date, use JBoss or Glassfish (or another) as Java EE server for a new project?
...were considering a new project, I would ask myself a few questions first. One thing that I would not question anymore is that I would flat refuse to use JSPs unless I was tortured until I cried for my mommy.
Do I have to be compatible/deploy to a specific product because of someone's mandate? Is ...
Check if a Python list item contains a string inside another string
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I have to check if one item is in an array of 6 elements. Is it quicker to do 6 "if" or is it the same?
– Olivier Pons
Mar 10 '13 at 0:11
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