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user authentication libraries for node.js?
...itional strategies are available for authentication via Facebook, Twitter, etc. Custom strategies can be plugged-in, if necessary.
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nil detection in Go
...ck every member for its
respective zero value (e.g. host == "", port == 0, etc.) or have a private field which
is set by an internal initialization method. Example:
type Config struct {
Host string
Port float64
setup bool
}
func NewConfig(host string, port float64) *Config {
retu...
Why does the C++ map type argument require an empty constructor when using []?
... contains some specific properties (default constructor, copy constructor, etc.).
Constructor without arguments is needed by the stl::map, because it's used, when operator[] is invoked with the key, which hasn't already been kept by the map. In this case the operator[] inserts the new entry consist...
datetime dtypes in pandas read_csv
...to read col1 and col2 as strings, which they most likely are ("2016-05-05" etc.) and after having read the string, the date_parser for each column will act upon that string and give back whatever that function returns.
Defining your own date parsing function:
The pandas.read_csv() function also ha...
What is cURL in PHP?
...tents() func. Curl enables you to set more options like POST data, cookies etc which file_get_contents() does not provide.
– Dinesh Nagar
Aug 22 '14 at 8:18
...
Debug vs Release in CMake
...t as cmake -DCMAKE_BUILD_TYPE=value). It takes values like Release, Debug, etc.
https://gitlab.kitware.com/cmake/community/wikis/doc/cmake/Useful-Variables#compilers-and-tools
cmake uses the extension to choose the compiler, so just name your files .c.
You can override this with various settings:...
What does -save-dev mean in npm install grunt --save-dev
...uch modules should only be needed when developing the app (eg grunt, mocha etc).
According to the package.json docs
Edit: Attempt at visualising what npm install does:
yourproject
dependency installed
dependency installed
dependency installed
devDependency NOT installed
devDependency NOT ...
Get exception description and stack trace which caused an exception, all as a string
... including local variable values, source code context, function parameters etc..
For instance for this code...
import cgitb
cgitb.enable(format='text')
def func2(a, divisor):
return a / divisor
def func1(a, b):
c = b - 5
return func2(a, c)
func1(1, 5)
we get this exception output....
Forward declaring an enum in C++
... forward declare several things in C++ including: struct, class, function, etc...
But can you forward declare an enum in C++?
No you can't.
But why not allow it? If it were allowed you could define your enum type in your header file, and your enum values in your source file. Sounds like it sh...
How to make unicode string with python3
...
This how I solved my problem to convert chars like \uFE0F, \u000A, etc. And also emojis that encoded with 16 bytes.
example = 'raw vegan chocolate cocoa pie w chocolate & vanilla cream\\uD83D\\uDE0D\\uD83D\\uDE0D\\u2764\\uFE0F Present Moment Caf\\u00E8 in St.Augustine\\u2764\\uF...