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Vim: Close All Buffers But This One
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Try this
bufdo bd
bufdo runs command for all buffers
http://vim.wikia.com/wiki/Run_a_command_in_multiple_buffers
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How to use PyCharm to debug Scrapy projects
...n debugger. I want to test my Scrapy spiders using it. Anyone knows how to do that please?
10 Answers
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How to send data to local clipboard from a remote SSH session
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I often to this in vim. To do so, select what you want to copy in visual mode, then type: :'<,'>w !ssh desktop pbcopy
– Mike Brennan
Nov 30 '12 at 5:04
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Running junit tests in parallel in a Maven build?
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I would think that if your tests do any IO they would still benefit. For example, if your unit tests are more like integration tests and hit the database, running in parallel should speed them up.
– Dave
May 4 '11 at 1...
How can I get the last 7 characters of a PHP string?
...r the 2nd argument.
$newstring = substr($dynamicstring, -7);
From the php docs:
string substr ( string $string , int $start [, int $length ] )
If start is negative, the returned string will start at the start'th character from the end of string.
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Constant Amortized Time
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Amortised time explained in simple terms:
If you do an operation say a million times, you don't really care about the worst-case or the best-case of that operation - what you care about is how much time is taken in total when you repeat the operation a million times.
So it...
WebSockets vs. Server-Sent events/EventSource
...ion that could benefit from SSE.
In practice since everything that can be done with SSE can also be done with Websockets, Websockets is getting a lot more attention and love, and many more browsers support Websockets than SSE.
However, it can be overkill for some types of application, and the back...
How to use filter, map, and reduce in Python 3
....x since a lot has been changed.
The whole answer here are quotes from the documentation.
Views And Iterators Instead Of Lists
Some well-known APIs no longer return lists:
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map() and filter() return iterators. If you really need a list, a quick fix is e.g. list(map(...)), but a better fix is ...
How to make layout with rounded corners..?
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This doesn't work. as you've set, it's the background, so the content overrides the rounded corners, and if you have content that draws on the corners, you won't see them being rounded.
– android developer
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Variable declaration in a C# switch statement [duplicate]
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I believe it has to do with the overall scope of the variable, it is a block level scope that is defined at the switch level.
Personally if you are setting a value to something inside a switch in your example for it to really be of any benefit,...