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What is the Java equivalent of PHP var_dump?
PHP has a var_dump() function which outputs the internal contents of an object, showing an object's type and content.
11 An...
How to make the python interpreter correctly handle non-ASCII characters in string operations?
...e(u"Â ", u"") But in Python 3, just use quotes. In Python 2, you can from __future__ import unicode_literals to obtain the Python 3 behavior, but be aware this affects the entire current module.
s.replace(u"Â ", u"") will also fail if s is not a unicode string.
string.replace returns a new string ...
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...
Looking to understand the iOS UIViewController lifecycle
...nd viewDidLayoutSubviews go on this flowchart?
– Max_Power89
Dec 18 '14 at 16:40
7
This diagram ...
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 .
...
How do you install Boost on MacOS?
...st.org/users/download/#live
Unpack and go into the directory:tar -xzf boost_1_50_0.tar.gz
cd boost_1_50_0
Configure (and build bjam):
./bootstrap.sh --prefix=/some/dir/you/would/like/to/prefix
Build:
./b2
Install:./b2 install
Depending on the prefix you choose in Step 3, you might need to sudo S...
Ruby Bundle Symbol not found: _SSLv2_client_method (LoadError)
... ruby-1.9.3-p547
Ruby gets re-installed, but fails in setting up a gemset_pristine for the application because
libv8 version 3.16.14.3 failed
which was the reason I got to this point in the first place. Vicious frustration circle...
update
Check your platform version. I have for example Darwin...
Unix - create path of folders and file
...or the code example can be: mkdir -p /my/other/path/here && touch $_/cpredthing.txt. The $_ expands to essentially the "last argument in the last command executed".
– Sgnl
Apr 19 '16 at 1:37
...
Catching multiple exception types in one catch block
...ing OOP when it comes to exceptions is very powerful. Using things like get_class or instanceof are hacks, and should be avoided if possible.
Another solution I would like to add is putting the exception handling functionality in its own method.
You could have
function handleExceptionMethod1(Exc...
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:
...