大约有 8,200 项符合查询结果(耗时:0.0206秒) [XML]

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Is there an equivalent to background-size: cover and contain for image elements?

I have a site with many pages and different background pictures, and I display them from CSS like: 14 Answers ...
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String length in bytes in JavaScript

In my JavaScript code I need to compose a message to server in this format: 13 Answers ...
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Why are Where and Select outperforming just Select?

... Select iterates once over the entire set and, for each item, performs a conditional branch (checking for validity) and a + operation. Where+Select creates an iterator that skips invalid elements (doesn't yield them), performing a + only on the valid items. So, the cost for a Select i...
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How to open, read, and write from serial port in C?

I am a little bit confused about reading and writing to a serial port. I have a USB device in Linux that uses the FTDI USB serial device converter driver. When I plug it in, it creates: /dev/ttyUSB1. ...
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API to automatically upload apk to Google Play? [closed]

Is there any API or tool that enables me to automatically upload an APK to Google Play? I want to automatically publish customized apps to my account without any manual steps or graphical interface. ...
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Analytics Google API Error 403: “User does not have any Google Analytics Account”

I'm creating an script, based on Google Analytics step-by-step guide from this page: 15 Answers ...
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How to change the port of Tomcat from 8080 to 80?

I want to execute my web app as http://localhost . 14 Answers 14 ...
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Creating anonymous objects in php

As we know, creating anonymous objects in JavaScript is easy, like the code below: 12 Answers ...
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Using a custom typeface in Android

I want to use a custom font for my android application which I am creating. I can individually change the typeface of each object from Code, but I have hundreds of them. ...
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More elegant “ps aux | grep -v grep

When I check list of processes and 'grep' out those that are interesting for me, the grep itself is also included in the results. For example, to list terminals: ...