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Possible Loss of Fraction
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169
When you divide two int's into a floating point value the fraction portion is lost. If you cas...
Convert HH:MM:SS string to seconds only in javascript
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13 Answers
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Django template tag to truncate text
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162
This has recently been added in Django 1.4. e.g.:
{{ value|truncatechars:9 }}
See doc here...
ZeroMQ实例-使用ZMQ(ZeroMQ)进行局域网内网络通信 - C/C++ - 清泛网 - 专注C/C++及内核技术
...实例-使用ZMQ(ZeroMQ)进行局域网内网络通信本文内容摘要：1）安装zeromq、2）实例说明使用zmq进行网络间的消息发送和接收首先在机器中安装zmq库步骤如下：1）下载zeromq的源代码，Zer...本文内容摘要：1）安装zeromq、2）实例说明使...
Swift class introspection & generics
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109
Well, for one, the Swift equivalent of [NSString class] is .self (see Metatype docs, though th...
Heroku free account limited?
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Heroku provides, for free, a 5MB database
Heroku provides, for free, 1 dyno. A dyno is an instance of your application running and responding to requests. If each instance of your application can serve each request in 100ms, then you get 600 requests/minute with the free account.
Your applica...
What would cause an algorithm to have O(log log n) complexity?
...ons by a constant, the algorithm must shrink the problem size down to 0 or 1. This is why, for example, binary search has complexity O(log n).
Interestingly, there is a similar way of shrinking down the size of a problem that yields runtimes of the form O(log log n). Instead of dividing the input ...
Regular expression to return text between parenthesis
...r problem is really just this simple, you don't need regex:
s[s.find("(")+1:s.find(")")]
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How to sort a list in Scala by two fields?
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217
rows.sortBy(r => (r.lastName, r.firstName))
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How to get names of enum entries?
...: ", enumMember);
}
Will print the following:
Enum member: 0
Enum member: 1
Enum member: bar
Enum member: foo
If you instead want only the member names, and not the values, you could do something like this:
for (var enumMember in myEnum) {
var isValueProperty = parseInt(enumMember, 10) >= 0
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