大约有 20,402 项符合查询结果（耗时：0.0493秒） [XML]
Delete all but the most recent X files in bash
Is there a simple way, in a pretty standard UNIX environment with bash, to run a command to delete all but the most recent X files from a directory?
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Is there a way to hide the scroll indicators in a UIScrollView?
I've got a use case where those indicators disturb the user interaction. Can I subclass and override a method or do something similar to remove the scroll indicators from the scroll view?
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Handling colon in element ID with jQuery
We are not able to access the div element with ID "test: abc" in JS code using jQuery.
9 Answers
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How to split a string, but also keep the delimiters?
I have a multiline string which is delimited by a set of different delimiters:
23 Answers
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Using printf with a non-null terminated string
Suppose you have a string which is NOT null terminated and you know its exact size, so how can you print that string with printf in C? I recall such a method but I can not find out now...
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Peak signal detection in realtime timeseries data
Update: The best performing algorithm so far is this one .
33 Answers
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Creating an API for mobile applications - Authentication and Authorization
I'm looking to create a (REST) API for my application. The initial/primary purpose will be for consumption by mobile apps (iPhone, Android, Symbian, etc). I've been looking into different mechanisms for authentication and authorization for web-based APIs (by studying other implementations). I've ...
What's the difference between and , and ?
What's the difference between <b> and <strong> , <i> and <em> in HTML/XHTML? When should you use each?
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Query EC2 tags from within instance
Amazon recently added the wonderful feature of tagging EC2 instances with key-value pairs to make management of large numbers of VMs a bit easier.
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JavaScript Regular Expression Email Validation [duplicate]
This code is always alerting out "null" , which means that the string does not match the expression.
17 Answers
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