大约有 26,000 项符合查询结果(耗时:0.0412秒) [XML]

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How can you check for a #hash in a URL using JavaScript?

I have some jQuery/JavaScript code that I want to run only when there is a hash ( # ) anchor link in a URL. How can you check for this character using JavaScript? I need a simple catch-all test that would detect URLs like these: ...
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iOS start Background Thread

I have a small sqlitedb in my iOS device. When a user presses a button, I fetch the data from sqlite & show it to user. 5 A...
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How many system resources will be held for keeping 1,000,000 websocket open? [closed]

Websocket is good, but would it be able to handle 1,000,000 concurrent connections? How many system resources will be held for keeping 1,000,000 websocket open? ...
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MySQL search and replace some text in a field

What MySQL query will do a text search and replace in one particular field in a table? 7 Answers ...
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How do I abort the execution of a Python script? [duplicate]

I have a simple Python script that I want to stop executing if a condition is met. 8 Answers ...
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Are there any coding standards for JavaScript? [closed]

What are the established coding standards for JavaScript? 8 Answers 8 ...
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Android Studio: Default project directory

Whenever I create a new project in Android Studio it wants to put it in a generic default folder at a location something similar to (dependent on OS - Ubuntu here): ...
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What are the differences among grep, awk & sed? [duplicate]

Maybe not a very specific question, but I am confused about the differences between grep , awk and sed in terms of their role in Unix/Linux system administration and text processing. ...
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In Python, how do I determine if an object is iterable?

...re a method like isiterable ? The only solution I have found so far is to call 21 Answers ...
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Substitute multiple whitespace with single whitespace in Python [duplicate]

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