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What is a good Hash Function?
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For doing "normal" hash table lookups on basically any kind of data - this one by Paul Hsieh is the best I've ever used.
http://www.azillionmonkeys.com/qed/hash.html
If you care about cryptographically secure or anything else more advanced, then YMMV. If you just want...
Use of 'prototype' vs. 'this' in JavaScript?
...e [[Prototype]] property.
A function's this is set by how the function is called or by the use of bind (not discussed here). Where a function is called on an object (e.g. myObj.method()) then this within the method references the object. Where this is not set by the call or by the use of bind, it de...
How to force a web browser NOT to cache images
...(date, place, title, description, links, etc.) and save it. On that form I allow the administrator to upload an image related to the event. On the HTML page displaying the form, I am also showing a preview of the picture uploaded (HTML img tag).
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Does a view exist in ASP.NET MVC?
... aside: one of our engineers (since moved on) built a custom view engine (called MultiTenantViewEngine, so you get a sense of its purpose) that implements FindView to throw a HttpException (404) if it can't find the given view. Is this good practice? I have no idea. But wouldn't be surprised if t...
HTML/CSS: Make a div “invisible” to clicks?
...the overlay.
See the first answer to this question:
HTML "overlay" which allows clicks to fall through to elements behind it
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How to use sed to replace only the first occurrence in a file?
...lude directive before any existing #includes. For this sort of task, I normally use a small bash script with sed to re-write the file.
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How to reuse an ostringstream?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
Print a list of all installed node.js modules
In a node.js script that I'm working on, I want to print all node.js modules (installed using npm) to the command line. How can I do this?
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Automatically add all files in a folder to a target using CMake?
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An alternative to manually re-running cmake is to touch the CMakeLists.txt file before running make.
– Seamus Connor
Oct 1 '15 at 16:38
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代码块超过1.2w编译apk报错问题 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
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