大约有 3,000 项符合查询结果(耗时:0.0112秒) [XML]

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Unicode equivalents for \w and \b in Java regular expressions?

...regex like \w+ matches words like hello , élève , GOÄ_432 or gefräßig . 3 Answers ...
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Difference between datetime and timestamp in sqlserver? [duplicate]

...ffected?I want to ask this because i want to use it as reminder that a certain time has elapsed.i have a question here stackoverflow.com/questions/30302234/… – Brownman Revival May 19 '15 at 2:38 ...
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How does Stack Overflow generate its SEO-friendly URLs?

...d be nice with a version that doesn't just drop accented characters like åäö but instead deaccentuate them to aao... ^^ – Oskar Duveborn Nov 16 '09 at 20:48 22 ...
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How do you find the last day of the month? [duplicate]

... @BenJenkinson: It's definitely still the best way at the moment. In 2.0 you could use a DateAdjuster - there isn't one for LastDayOfMonth at the moment, but I might add one tonight :) – Jon Skeet Jan 30 '15 at 18:11 ...
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MongoDB数据导出导入工具:mongoexport,mongoimport - 大数据 & AI - 清泛...

... cat students_csv.dat classid,name,age 1.0,"kobe",20.0 1.0,"nash",23.0 2.0,"james",18.0 2.0,"wade",19.0 2.0,"bosh",19.0 2.0,"allen",25.0 1.0,"howard",19.0 1.0,"paul",22.0 2.0,"shane",24.0 参数说明: -csv:指明要导出为csv格式 -f:指明需要导出classid、name、age这3...
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What is the best collation to use for MySQL with PHP? [closed]

I'm wondering if there is a "best" choice for collation in MySQL for a general website where you aren't 100% sure of what will be entered? I understand that all the encodings should be the same, such as MySQL, Apache, the HTML and anything inside PHP. ...
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Android: Is it possible to display video thumbnails?

... If you are using API 2.0 or newer this will work. int id = **"The Video's ID"** ImageView iv = (ImageView ) convertView.findViewById(R.id.imagePreview); ContentResolver crThumb = getContentResolver(); BitmapFactory.Options options=new BitmapFact...
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AI2 Keep Awake

...r the CPU to be constantly active. Instead, an alarm can be used (see UrsAI2Alarm ). Motivation For some projects it is necessary to prevent the associated app from being deactivated by the operating system. A typical example would be that sensor data should be sent regularly to an MQTT bro...
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RE error: illegal byte sequence on Mac OS X

...ains characters encoded in a way that is not valid in UTF-8 (as @Klas Lindbäck stated in a comment) - that's what the sed error message is trying to say by invalid byte sequence. Most likely, your input file uses a single-byte 8-bit encoding such as ISO-8859-1, frequently used to encode "Western E...
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GIF Animated 扩展:可点击透明背景动画GIF播放器 · App Inventor 2 中文网

...为gif的话,设计视图中图片预览会展示动图,但是通过AI伴侣测试或编译成apk真机测试,就会发现图片不会动,只会展示静态图片。那么问题来了,如何展示动图/动画效果呢?有2种思路参考这里。 当然,也可以使用本文介绍的...