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Git: How to remove file from historical commit?

... have commit with id 56f06019 (for example). In that commit i have accidentally commited large file (50Mb). In another commit i add the same file but in the right size (small). Now my repo when i clone is too heavy :( How to remove that large file from repo history to reduce the size of my repo ? ...
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Is there a builtin identity function in python?

...hink about the signature and time costs. So a better way to do it is actually (a lambda avoids naming the function): _ = lambda *args: args advantage: takes any number of parameters disadvantage: the result is a boxed version of the parameters OR _ = lambda x: x advantage: doesn't change...
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In log4j, does checking isDebugEnabled before logging improve performance?

...using Log4J in my application for logging. Previously I was using debug call like: 16 Answers ...
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How to store arbitrary data for some HTML tags

... Which version of HTML are you using? In HTML 5, it is totally valid to have custom attributes prefixed with data-, e.g. <div data-internalid="1337"></div> In XHTML, this is not really valid. If you are in XHTML 1.1 mode, the browser will probably complain about it, b...
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How to detect if multiple keys are pressed at once using JavaScript?

... until its script is finished downloading. Putting it ahead of the content allows the content to load beforehand. B (which is where your interest lies) You can check for one or more keys at a time where /*insert conditional here*/ was, take this example: if(map[17] && map[16] && map[...
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Remove by _id in MongoDB console

... Very close. This will work: db.test_users.deleteOne( {"_id": ObjectId("4d512b45cc9374271b02ec4f")}); i.e. you don't need a new for the ObjectId. Also, note that in some drivers/tools, remove() is now deprecated and deleteOne or deleteMany should be used ins...
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if checkbox is checked, do this

...me power of jQuery to access properties of an element. The article specifically treats the use of .attr("id") but in the case that #checkbox is an <input type="checkbox" /> element the issue is the same for $(...).attr('checked') (or even $(...).is(':checked')) vs. this.checked. ...
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How to wait for all goroutines to finish without using time.Sleep?

This code selects all xml files in the same folder, as the invoked executable and asynchronously applies processing to each result in the callback method (in the example below, just the name of the file is printed out). ...
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how to debug the js in jsfiddle

...ever using chrome dev tools. Press ctrl+shift+F and you can search through all the files in the source. share | improve this answer | follow | ...
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SqlException from Entity Framework - New transaction is not allowed because there are other threads

...red that the foreach loops were the culprits. What needs to happen is to call EF but return it into an IList<T> of that target type then loop on the IList<T>. Example: IList<Client> clientList = from a in _dbFeed.Client.Include("Auto") select a; foreach (RivWorks.Model.Negotiati...