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git remove merge commit from history
...
Do git rebase -i <sha before the branches diverged> this will allow you to remove the merge commit and the log will be one single line as you wanted. You can also delete any commits that you do not want any more. The reason th...
Difference between except: and except Exception as e: in Python
...s not defined ("global name 'asd' is not defined",)
But it doesn't catch BaseException or the system-exiting exceptions SystemExit, KeyboardInterrupt and GeneratorExit:
>>> def catch():
... try:
... raise BaseException()
... except Exception as e:
... print e.mess...
How do MySQL indexes work?
...ok (that's where the name came from):
Let's say you have a book about databases and you want to find some information about, say, storage. Without an index (assuming no other aid, such as a table of contents) you'd have to go through the pages one by one, until you found the topic (that's a full t...
Nodejs Event Loop
...ion around libev or IOCP depending on the platform, providing users an API based on libev. In the node-v0.9.0 version of libuv libev was removed.
Also one picture which describe the Event Loop in Node.js by @BusyRich
Update 05/09/2017
Per this doc Node.js event loop,
The following diagram ...
Why do Java webapps use .do extension? Where did it come from?
...mapping, on the other hand,
matches request URIs to the action
servlet based on the fact that the URI
ends with a period followed by a
defined set of characters. For
example, the JSP processing servlet is
mapped to the *.jsp pattern so that
it is called to process every JSP page
that...
What is a “surrogate pair” in Java?
...te pair), and a grapheme could be one or more of those code points (i.e. a base character code plus one or more combining character codes, each of which could be one or two 16-bit chunks or "chars" long). So a single grapheme could be three combining characters each two "chars" long, totaling 6 "ch...
catch all unhandled exceptions in ASP.NET Web Api
...lementing the IExceptionHandler interface (or inherit the ExceptionHandler base class). It will be the last to be called in the execution chain, after all registered IExceptionLogger:
The IExceptionHandler handles all unhandled exceptions from all
controllers. This is the last in the list. If ...
How to create a custom string representation for a class object?
...f you have one class that you want to have a custom static repr, the class-based approach above works great. But if you have several, you'd have to generate a metaclass similar to MC for each, and that can get tiresome. In that case, taking your metaprogramming one step further and creating a metacl...
Why use make over a shell script?
...les specified in the makefile, but it's less obvious that it's a knowledge based system since the (leaf) rules are shell commands to be executed rather than facts. And the term "expert system" is used to refer to a system that has successfully captured the expertise of a world class expert, which is...
Chrome extension: accessing localStorage in content script
...trange. I'm setting few options in options page and creating context menus based on them in background page. The thing is, if I set a variable in localStorage from options page, it doesnt get reflected to the background page immediately(i.e. No new contextmenu), unless I disable and re-enable the ex...