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How do you use window.postMessage across domains?
...eems like the point of window.postMessage is to allow safe communication between windows/frames hosted on different domains, but it doesn't actually seem to allow that in Chrome.
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Spring: Why do we autowire the interface and not the implemented class?
...mplementation is annotated with @Component with Spring's component scan enabled, Spring framework can find out the (interface, implementation) pair. If component scan is not enabled, then you have to define the bean explicitly in your application-config.xml (or equivalent spring configuration file)....
Removing item from vector, while in C++11 range 'for' loop?
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No, you can't. Range-based for is for when you need to access each element of a container once.
You should use the normal for loop or one of its cousins if you need to modify the container as you go along, access an element more than once, or ot...
scp or sftp copy multiple files with single command
...emote to local:
$ scp your_username@remote.edu:/some/remote/directory/\{a,b,c\} ./
Copy multiple files from local to remote:
$ scp foo.txt bar.txt your_username@remotehost.edu:~
$ scp {foo,bar}.txt your_username@remotehost.edu:~
$ scp *.txt your_username@remotehost.edu:~
Copy multiple files fr...
Cost of exception handlers in Python
...ted replacing a (very cheap) if statement in Python code with a try/except block to improve performance.
3 Answers
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How do I move a redis database from one server to another?
...hat instance as my new redis server. If it were MySQL, I would export the DB from the old server and import it into the new server. How should I do this with redis?
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How to terminate a window in tmux?
...e a window in tmux? Like the Ctrl a k shortcut in screen with Ctrl a being the prefix.
10 Answers
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How can I use jQuery in Greasemonkey scripts in Google Chrome?
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From "User Script Tip: Using jQuery - Erik Vold's Blog"
// ==UserScript==
// @name jQuery For Chrome (A Cross Browser Example)
// @namespace jQueryForChromeExample
// @include *
// @author Erik Vergobbi Vold & Tyler G. Hicks-Wright
// @description ...
Delete column from SQLite table
I have a problem: I need to delete a column from my SQLite database. I wrote this query
10 Answers
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Can promises have multiple arguments to onFulfilled?
...ollowing the spec here and I'm not sure whether it allows onFulfilled to be called with multiple arguments. For example:
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