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How to find out if you're using HTTPS without $_SERVER['HTTPS']
...was not made through the HTTPS protocol. (Same behaviour has been reported for IIS7 running PHP as a Fast-CGI application).
Also, Apache 1.x servers (and broken installations) might not have $_SERVER['HTTPS'] defined even if connecting securely. Although not guaranteed, connections on port 443 are...
How can I use “sizeof” in a preprocessor macro?
...ux). At the ((void)sizeof(... it errors with expected identifier or '(' before 'void' and expected ')' before 'sizeof'. But in principle size_t x = (sizeof(... instead does work as intended. You have to "use" the result, somehow. To allow for this to be called multiple times either inside a funct...
Create an empty list in python with certain size
...ion to create a list:
>>> def display():
... s1 = []
... for i in range(9): # This is just to tell you how to create a list.
... s1.append(i)
... return s1
...
>>> print display()
[0, 1, 2, 3, 4, 5, 6, 7, 8]
List comprehension (Using the squares because for ...
Converting string from snake_case to CamelCase in Ruby
...
If you're using Rails, String#camelize is what you're looking for.
"active_record".camelize # => "ActiveRecord"
"active_record".camelize(:lower) # => "activeRecord"
If you want to get an actual class, you should use String#constantize on top of that.
...
Debugging in Clojure? [closed]
...y agree. Spyscope is awesome! Even better maybe than a debugger. Certainly for typing.
– J Atkin
Jan 3 '18 at 4:55
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What is the type of lambda when deduced with “auto” in C++11?
I had a perception that, type of a lambda is a function pointer. When I performed following test, I found it to be wrong ( demo ).
...
How to convert CFStringRef to NSString?
...e "Toll free bridged", meaning that you can simply typecast between them.
For example:
CFStringRef aCFString = (CFStringRef)aNSString;
works perfectly and transparently. Likewise:
NSString *aNSString = (NSString *)aCFString;
The previous syntax was for MRC. If you're using ARC, the new castin...
Calling C/C++ from Python?
...tion taken from their website:
The Boost Python Library is a framework for interfacing Python and
C++. It allows you to quickly and seamlessly expose C++ classes
functions and objects to Python, and vice-versa, using no special
tools -- just your C++ compiler. It is designed to wrap C++ in...
What is the proper way to re-attach detached objects in Hibernate?
...lling update() on the detached object. In our experience, it may be easier for you to understand the following code if you rename the update() method in your mind to reattach()—however, there is a good reason it’s called updating. More can be found in section 9.3.2
– cwash
...
How to import other Python files?
...d be removed from moduleName. The function also defines a package argument for relative imports.
Update: Answer below is outdated. Use the more recent alternative above.
Just import file without the '.py' extension.
You can mark a folder as a package, by adding an empty file named __init__.py.
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