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Are there any worse sorting algorithms than Bogosort (a.k.a Monkey Sort)? [closed]
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What's the big O of this? O(2^N)?
– Mooing Duck
Dec 14 '12 at 17:50
13
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How to state in requirements.txt a direct github source
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What I did not understand is that the syntax showed is exactly what goes in requirements, i.e. there is no package name before the -e.
– sage
Dec 22 '13 at 1:57
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Java 8: Lambda-Streams, Filter by Method with Exception
...he "sneaky throw" before, and I wanted to throw my chair out the window. "What? Where did that checked exception leak from?" This is the first legit use case for sneaky throw I have seen yet. As a programmer you have to be vigilant about indicating sneaky throw is possible. Maybe better is just...
Referencing another schema in Mongoose
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It sounds like the populate method is what your looking for. First make small change to your post schema:
var postSchema = new Schema({
name: String,
postedBy: {type: mongoose.Schema.Types.ObjectId, ref: 'User'},
dateCreated: Date,
comments: [{bo...
how perform grep operation on all files in a directory
...instead of *: grep $PATTERN *.cpp *.h. If you need more specific rules for what files should be grepped, use find command (check Rob's answer).
– umi
Nov 27 '16 at 13:22
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libevent+protobuf轻松搭建tcpserver - C/C++ - 清泛网 - 专注C/C++及内核技术
...cur_size = 0;
}
void buffer_on_error(struct bufferevent *ev_buf, short what, void *opqaue)
{
// 给出错误信息
pision_client *client = (pision_client*)opaque;
struct sockaddr_in client_addr;
socklen_t len = sizeof(client_addr);
if (getpeername(client->sock_fd, (stru...
ASP.NET MVC Performance
...nd some wild remarks that ASP.NET MVC is 30x faster than ASP.NET WebForms. What real performance difference is there, has this been measured and what are the performance benefits.
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SQLAlchemy: Creating vs. Reusing a Session
...Session objects when you need them.
Next part. I think the question is, what's the difference between making a new Session() at various points versus just using one all the way through. The answer, not very much. Session is a container for all the objects you put into it, and then it also keep...
Changing an element's ID with jQuery
...e whereas .prop retrieves the property that the attribute references (i.e. what you're actually intending to modify)
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Can you animate a height change on a UITableViewCell when selected?
...redraw the cells, grabbing the new height value for the cell.... and guess what? It ANIMATES the change for you. Sweet.
I have a more detailed explanation and full code samples on my blog... Animate UITableView Cell Height Change
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