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Setup RSpec to test a gem (not Rails)
...my_gem ) to setup the structure for the new gem and edit the *.gemspec manually.
I also added s.add_development_dependency "rspec", ">= 2.0.0" to gemspec and did a bundle install .
...
Mocking a class: Mock() or patch()?
...ake a look at this snippet:
>>> class MyClass(object):
... def __init__(self):
... print 'Created MyClass@{0}'.format(id(self))
...
>>> def create_instance():
... return MyClass()
...
>>> x = create_instance()
Created MyClass@4299548304
>>>
>>>...
How to add column if not exists on PostgreSQL?
...statement:
DO $$
BEGIN
BEGIN
ALTER TABLE <table_name> ADD COLUMN <column_name> <column_type>;
EXCEPTION
WHEN duplicate_column THEN RAISE NOTICE 'column <column_name> already exists in <table_name>.';
END;
END;
$$
...
How to fix the uninitialized constant Rake::DSL problem on Heroku?
...ixed my problems and I didn't know what was going on. (Using the rails installer on windows and deploying to heroku, as a complete beginner.)
– Jack V.
Jun 14 '11 at 22:46
1
...
iOS: How to store username/password within an app?
...ta and kSecAttrAccount in Objective-C code, so be sure to cast them using (__bridge id), e.g., [keychainItem setObject:obj forKey:(__bridge id)kSecValueData];
– Joe Hankin
Apr 6 '13 at 23:13
...
Force to open “Save As…” popup open at text link click for PDF in HTML
... the time of this comment, I've tested it on Chrome, Opera, Edge, Mozilla. All latest. Is working on all except on Mozilla.
– S.I.
Sep 29 '17 at 5:07
7
...
Should I URL-encode POST data?
...ould read the documentation here.
Here's the relevant information:
CURLOPT_POST
TRUE to do a regular HTTP POST.
This POST is the normal application/x-www-form-urlencoded kind, most commonly used by HTML forms.
CURLOPT_POSTFIELDS
The full data to post in a HTTP "POST" operation. To post a file, prep...
C++中判断文件、目录是否存在的几种方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...
if(fh == NULL)
{
printf("%s","can not open the file");
}
三、_access
当然C中还有一种方式是直接调用c的函数库。
就是函数 int _access(const char* path,int mode);
这个函数的功能十分强大。
可以看看msdn的详细介绍
#include <io.h>
#include ...
How to disable Django's CSRF validation?
...
If you just need some views not to use CSRF, you can use @csrf_exempt:
from django.views.decorators.csrf import csrf_exempt
@csrf_exempt
def my_view(request):
return HttpResponse('Hello world')
You can find more examples and other scenarios in the Django documentation:
https:/...
How to order events bound with jQuery
...his.bind(eventType + eventNameSpace, eventData, handler);
var allEvents = $this.data("events") || $._data($this[0], "events");
var typeEvents = allEvents[eventType];
var newEvent = typeEvents.pop();
typeEvents.unshift(newEvent);
});
};
})(...