大约有 40,000 项符合查询结果(耗时:0.0343秒) [XML]

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MongoDB数据导出导入工具:mongoexport,mongoimport - 大数据 & AI - 清泛...

...个students集合,集合中数据如下: > db.students.find() { "_id" : ObjectId("5031143350f2481577ea81e5"), "classid" : 1, "age" : 20, "name" : "kobe" } { "_id" : ObjectId("5031144a50f2481577ea81e6"), "classid" : 1, "age" : 23, "name" : "nash" } { "_id" : ObjectId("5031145a50f2481577ea81...
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Best way to parse command-line parameters? [closed]

What's the best way to parse command-line parameters in Scala? I personally prefer something lightweight that does not require external jar. ...
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Why doesn't Internet Explorer 11 honour conditional comments even when emulating Internet Explorer 8

...14. In running a few tests myself it does appear that this was fixed and all is running smoothly again for testing the most amazing browser ever produced...Internet Explorer! share | improve this ...
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Why does @foo.setter in Python not work for me?

...operty def x(self): print 'called getter' return self._x @x.setter def x(self, value): print 'called setter' self._x = value It works: >>> k = testDec() >>> k.x called getter Traceback (most recent call last): File "<stdin>"...
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How to remove the first and the last character of a string

... Here you go var yourString = "/installers/"; var result = yourString.substring(1, yourString.length-1); console.log(result); Or you can use .slice as suggested by Ankit Gupta var yourString = "/installers/services/"; var result = yourString....
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What should a Multipart HTTP request with multiple files look like? [duplicate]

... This is really NOT a good example. Why would you choose a boundary that already has -- in it for an example. If someone doesn't know that that boundary is the again prefixed with another 2 -- you're screwed. – Eri...
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How to find indices of all occurrences of one string in another in JavaScript?

I'm trying to find the positions of all occurrences of a string in another string, case-insensitive. 13 Answers ...
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How to make a phone call in android and come back to my activity when the call is done?

...ener actions to wait for a the call to start (wait until changed from PHONE_STATE_OFFHOOK to PHONE_STATE_IDLE again) and then write some code to bring your app back up on the IDLE state. you may need to run the listener in a service to ensure it stays up and your app is restarted. some example c...
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libunwind链接时报错:undefined reference to `_Ux86_64_init_local\' - ...

libunwind链接时报错:undefined reference to `_Ux86_64_init_local'编译安装libunwind后,代码编译链接时报错:undefined reference to `_Ux86_64_init_local& 39;,链接选项加了 -lunwind,仍然报错。原因:编译出来的libunwind拆分成了很多个 编译安装libunwi...
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How do I keep Python print from adding newlines or spaces? [duplicate]

...ys.stdout.flush() sys.stdout.write('m') sys.stdout.flush() You need to call sys.stdout.flush() because otherwise it will hold the text in a buffer and you won't see it. share | improve this answe...