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Good Hash Function for Strings
I'm trying to think up a good hash function for strings. And I was thinking it might be a good idea to sum up the unicode values for the first five characters in the string (assuming it has five, otherwise stop where it ends). Would that be a good idea, or is it a bad one?
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How do I edit an existing tag message in git?
We have several annotated tags in our git repository. The older tags have bogus messages that we would like to update to be in our new style.
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C++11 tuple 这一篇就够了 - C/C++ - 清泛网 - 专注C/C++及内核技术
...素类型都可以不相同,这与其他容器有着本质的区别 是对pair的泛化。首先来介绍元组的 tuple元组定义了一个有固定数目元素的容器,其中的每个元素类型都可以不相同,这与其他容器有着本质的区别.是对pair的泛化。
首先来介绍...
Finding Variable Type in JavaScript
In Java, you can use instanceOf or getClass() on a variable to find out its type.
9 Answers
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Rounded UIView using CALayers - only some corners - How?
In my application - there are four buttons named as follows:
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How to copy a collection from one database to another in MongoDB
Is there a simple way to do this?
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Tri-state Check box in HTML?
There is no way to have a tri-state check button (yes, no, null) in HTML, right?
16 Answers
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ERROR 1044 (42000): Access denied for user ''@'localhost' to database 'db'
I want to begin writing queries in MySQL.
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How to set default browser window size in Protractor/WebdriverJS
For some reason when I run my tests at work the browser is maximized, but when I run them at home it only opens a browser window of about 50% width. This causes some discrepancies with scrolling down, etc, so I'd ideally like to have it open a browser window of the same size on every machine the tes...
How can I use an http proxy with node.js http.Client?
I want to make an outgoing HTTP call from node.js, using the standard http.Client . But I cannot reach the remote server directly from my network and need to go through a proxy.
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