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Cost of exception handlers in Python
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Why don't you measure it using the timeit module? That way you can see whether it's relevant to your application.
OK, so I've just tried the following:
import timeit
statements=["""\
try:
b = 10/a
except ZeroDivisionError:
pass""",
"""\
if a:
b = 10/a""",
"b = 10/a"]
for ...
Why git keeps showing my changes when I switch branches (modified,added, deleted files) no matter if
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Switching branches carries uncommitted changes with you. Either commit first, run git checkout . to undo them, or run git stash before switching. (You can get your changes back with git stash apply)
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What is the difference between the hidden attribute (HTML5) and the display:none rule (CSS)?
HTML5 has a new global attribute, hidden , which can be used to hide content.
1 Answer
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How do I get the current Date/time in DD/MM/YYYY HH:MM format?
How can I get the current date and time in DD/MM/YYYY HH:MM format and also increment the month?
4 Answers
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Convert DateTime to String PHP
I have already researched a lot of site on how can I convert PHP DateTime object to String. I always see "String to DateTime" and not "DateTime to String"
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What does the '.' (dot or period) in a Go import statement do?
... allows the identifiers in the imported package to be referred to in the local file block without a qualifier.
If an explicit period (.) appears instead of a name, all the package's exported identifiers will be declared in the current file's file block and can be accessed without a qualifier.
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C# Error: Parent does not contain a constructor that takes 0 arguments
... constructor as part of your child class constructor, there is an implicit call to a parameterless parent constructor inserted. That constructor does not exist, and so you get that error.
To correct the situation, you need to add an explicit call:
public Child(int i) : base(i)
{
Console.WriteL...
Why are `private val` and `private final val` different?
...private val and private final val are same, until I saw section 4.1 in Scala Reference:
2 Answers
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What's the difference between F5 refresh and Shift+F5 in Google Chrome browser?
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It ignores the cached content when refreshing...
https://support.google.com/a/answer/3001912?hl=en
F5 or Control + R = Reload the current page
Control+Shift+R or Shift + F5 = Reload your current page, ignoring cached content
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How do I make class methods / properties in Swift?
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They are called type properties and type methods and you use the class or static keywords.
class Foo {
var name: String? // instance property
static var all = [Foo]() // static type property
class var comp: I...