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How to check for a JSON response using RSpec?
...request contains an authentication header' do
it 'should return the user info' do
user = create(:user)
get URL, headers: authenticated_header(user)
expect(response).to have_http_status(:ok)
expect(response.content_type).to eq('application/vnd.api+json')
expect(json_body["data...
Can a C# lambda expression have more than one statement?
...tring ParentMethod(int i, int x){
int calculation = (i*x);
(string info, int result) InternalTuppleMethod(param1, param2)
{
var sum = (calculation + 5);
return ("The calculation is", sum);
}
}
...
C++ cout hex values?
... refer http://www.cplusplus.com/reference/iostream/ios_base/setf/ for more information.
#include <iostream>
using namespace std;
int main()
{
int num = 255;
cout.setf(ios::hex, ios::basefield);
cout << "Hex: " << num << endl;
cout.unsetf(ios::hex);
cout...
Ubuntu running `pip install` gives error 'The following required packages can not be built: * freety
...buntu 12.04 LTS I also needed to install libxft-dev. Thanks for this extra info
– toom
Jul 1 '14 at 21:10
3
...
Converting camel case to underscore case in ruby
...
Receiver converted to snake case: http://rubydoc.info/gems/extlib/0.9.15/String#snake_case-instance_method
This is the Support library for DataMapper and Merb. (http://rubygems.org/gems/extlib)
def snake_case
return downcase if match(/\A[A-Z]+\z/)
gsub(/([A-Z]+)([A-Z]...
Getting the object's property name
... property by position...
generally usefull for property [0]... so it holds info about the further...
or in node.js 'require.cache[0]' for the first loaded external module, etc. etc.
Object.keys( myObject )[ 0 ]
Object.keys( myObject )[ 1 ]
...
Object.keys( myObject )[ n ]
...
How to force uninstallation of windows service
...elevated mode.
sc.exe queryex <SERVICE_NAME>
Then you'll get some info. A PID number will show.
taskkill /pid <SERVICE_PID> /f
Where /f is to force stop.
Now you can install or launch your service.
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...
Sorting a vector of custom objects
...eturn i < r.i; }
};
// ...
std::sort(vec_X.begin(), vec_X.end());
or free operator<:
struct Y {
int j{};
};
bool operator<(Y const &l, Y const &r) { return l.j < r.j; }
// ...
std::sort(vec_Y.begin(), vec_Y.end());
2. Use a function pointer with a custom comparison funct...
Calling a function from a string in C#
...se reflection. Something like this:
Type thisType = this.GetType();
MethodInfo theMethod = thisType.GetMethod(TheCommandString);
theMethod.Invoke(this, userParameters);
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How do the likely/unlikely macros in the Linux kernel work and what is their benefit?
... the prediction is correct it means that the jump instruction is basically free and will take zero cycles. On the other hand if the prediction is wrong, then it means the processor pipeline needs to be flushed and it can cost several cycles. So long as the prediction is correct most of the time, thi...