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How to open a file using the open with statement

I'm looking at how to do file input and output in Python. I've written the following code to read a list of names (one per line) from a file into another file while checking a name against the names in the file and appending text to the occurrences in the file. The code works. Could it be done bette...
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How can I get the button that caused the submit from the form submit event?

...hat this element was clicked:", $btn); /* access $btn.attr("name") and $btn.val() for data */ } }); I take advantage of the fact, that the button is always the focused element after clicking it. This will not work, if you do a blur() right after the click. @Doin has spotted another dr...
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What's the “Content-Length” field in HTTP header?

... Combine this answer with the answer from Tom Cabanski and you have all the information you need. In case of text you can count the number of characters since ASCII is 8 bit. – hcpl Sep 24 '12 at 8:45 ...
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Update parent scope variable in AngularJS

... You need to use an object (not a primitive) in the parent scope and then you will be able to update it directly from the child scope Parent: app.controller('ctrlParent',function($scope){ $scope.parentprimitive = "someprimitive"; $scope.parentobj = {}; $scope.parentobj.parent...
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Print Var in JsFiddle

...console.log() in JSFiddle, go to External Resources on the left-side panel and add the following link for Firebug: https://getfirebug.com/firebug-lite-debug.js share | improve this answer ...
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C# HttpWebRequest vs WebRequest

... The Create method is static, and exists only on WebRequest. Calling it as HttpWebRequest.Create might look different, but its actually compiled down to calling WebRequest.Create. It only appears to be on HttpWebRequest because of inheritance. The Create...
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Install autoreconf on OS X v10.7 (Lion)?

... Homebrew, try brew install automake Which should also install autoconf and allow rvm to finish installing. share | improve this answer | follow | ...
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Origin is not allowed by Access-Control-Allow-Origin

I read about cross domain ajax requests, and understand the underlying security issue. In my case, 2 servers are running locally, and like to enable cross domain requests during testing. ...
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Jinja2 template variable if None Object set a default value

...ld downvote this, since it's not a good answer to the original question... and yet at the same time, knowing about default is exactly what I needed for my particular case, so... simply not voting. (An edit to this answer might well earn it an upvote, except that I think it's likely hard to apply de...
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Difference Between Select and SelectMany

I've been searching the difference between Select and SelectMany but I haven't been able to find a suitable answer. I need to learn the difference when using LINQ To SQL but all I've found are standard array examples. ...