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Routes with Dash `-` Instead of Underscore `_` in Ruby on Rails
I want my urls to use dash - instead of underscore _ as word separators. For example controller/my-action instead of controller/my_action .
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Can I call memcpy() and memmove() with “number of bytes” set to zero?
...
From the C99 standard (7.21.1/2):
Where an argument declared as size_t n specifies the length of the array for a
function, n can have the value zero on a call to that function. Unless explicitly stated
otherwise in the description of a particular function in this subclause, pointer argume...
How to find all the subclasses of a class given its name?
...ses (i.e. subclassed from object, which is the default in Python 3) have a __subclasses__ method which returns the subclasses:
class Foo(object): pass
class Bar(Foo): pass
class Baz(Foo): pass
class Bing(Bar): pass
Here are the names of the subclasses:
print([cls.__name__ for cls in Foo.__subcla...
Add swipe to delete UITableViewCell
... and updating the tableview)
}
}
Swift 3.0:
override func tableView(_ tableView: UITableView, canEditRowAt indexPath: IndexPath) -> Bool {
return true
}
override func tableView(_ tableView: UITableView, commit editingStyle: UITableViewCellEditingStyle, forRowAt indexPath: IndexPath) {...
Naming cookies - best practices [closed]
...
appname_meaningfulname
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How to send multiple data fields via Ajax? [closed]
...ries[0] = 'ga';
countries[1] = 'cd';
after that you can do like:
var new_countries = countries.join(',')
after:
$.ajax({
type: "POST",
url: "Concessions.aspx/GetConcessions",
data: new_countries,
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This thing work as JSON string format.
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Expand a random range from 1–5 to 1–7
...Here is a Python implementation, with a test harness:
import random
rand5_calls = 0
def rand5():
global rand5_calls
rand5_calls += 1
return random.randint(0, 4)
def rand7_gen():
state = 0
pow5 = 1
pow7 = 7
while True:
if state / pow5 == (state + pow7) / pow5:
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Finding a branch point with Git?
...rom the list, but this isn't the simplest way.
– Matt_G
Feb 9 '18 at 16:40
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Convert Long into Integer
...ong) l;
All three versions generate almost identical byte code:
0 ldc2_w <Long 123> [17]
3 invokestatic java.lang.Long.valueOf(long) : java.lang.Long [19]
6 astore_1 [l]
// first
7 aload_1 [l]
8 invokevirtual java.lang.Long.intValue() : int [25]
11 invokestatic java.lang.Integer...
Get full path of the files in PowerShell
...ach loop, like so:
get-childitem "C:\windows\System32" -recurse | where {$_.extension -eq ".txt"} | % {
Write-Host $_.FullName
}
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