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Append integer to beginning of list in Python [duplicate]
...ng with the variable and ending with the list.
Writing a + list I get errors. The compiler handles a as integer, thus I cannot use append, or extend either.
How would you do this?
...
How can I disable logging of asset pipeline (sprockets) messages in Ruby on Rails 3.1?
... previous_level = Rails.logger.level
Rails.logger.level = Logger::ERROR if env['PATH_INFO'] =~ %r{^/assets/}
call_without_quiet_assets(env)
ensure
Rails.logger.level = previous_level
end
alias_method_chain :call, :quiet_assets
end
end
Updated: It now works for Ruby ...
SQLAlchemy - Getting a list of tables
I couldn't find any information about this in the documentation, but how can I get a list of tables created in SQLAlchemy?
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Android: Clear the back stack
...
Try adding FLAG_ACTIVITY_NEW_TASK as described in the docs for FLAG_ACTIVITY_CLEAR_TOP:
This launch mode can also be used to
good effect in conjunction with
FLAG_ACTIVITY_NEW_TASK: if used to
start the root activity of a task, it
will bring any currently running
instance...
Recursively add files by pattern
How do I recursively add files by a pattern (or glob) located in different directories?
11 Answers
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Get keys from HashMap in Java
...
A HashMap contains more than one key. You can use keySet() to get the set of all keys.
team1.put("foo", 1);
team1.put("bar", 2);
will store 1 with key "foo" and 2 with key "bar". To iterate over all the keys:
for ( String key : team1.keySet(...
Django gives Bad Request (400) when DEBUG = False
...n the settings file, then the server stopped and it gives the following error on the command prompt:
9 Answers
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Where can I find the “clamp” function in .NET?
...- since this is quite a low-level function, it should probably go in some core namespace in your project. You can then use the method in any code file that contains a using directive for the namespace e.g.
using Core.ExtensionMethods
int i = 4.Clamp(1, 3);
.NET Core 2.0
Starting with .NET Core 2.0...
Create a string with n characters
...
The for loop will be optimized by the compiler. In such cases like yours you don't need to care about optimization on your own. Trust the compiler.
BTW, if there is a way to create a string with n space characters, than it's code...
Verify object attribute value with mockito
...
New feature added to Mockito makes this even easier,
ArgumentCaptor<Person> argument = ArgumentCaptor.forClass(Person.class);
verify(mock).doSomething(argument.capture());
assertEquals("John", argument.getValue().getName());
Take a look at Mockito documentation
In case when ther...