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How to exit a 'git status' list in a terminal?
... If you're getting the E37: No write since last change (add ! to override) error, do what it says and use :q!
– Noumenon
Aug 24 '15 at 15:05
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Is null check needed before calling instanceof?
...B b) {
// Overloaded version. Would cause reference ambiguity (compile error)
// if Test.test(null) was called without casting.
// So you need to call Test.test((A)null) or Test.test((B)null).
}
}
So Test.test((A)null) will print a instanceof A: false.)
P.S.: If you are hiring, pl...
使用虚拟现实和App Inventor进行实验 · App Inventor 2 中文网
...器，或在网上搜索有关如何制作自己的 Cardboard 查看器的提示。您还可以使用 Cardboard 以外的查看器。
Expeditions
Expeditions 演示显示沉浸式 360 度全景图。Google 于 2014 年在 Google I/O 2014 的主题演讲中首次介绍了此功能。从那时起，...
What happens to an open file handle on Linux if the pointed file gets moved or deleted
...lug) then the file handle won't be valid any more and is likely to give IO/error on any operation. You still have to close it though. This is going to be true even if the device is plugged back in, as it's not sensible to keep a file open in this case.
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Regular expression \p{L} and \p{N}
I am new to regular expressions and have been given the following regular expression:
2 Answers
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Outlook autocleaning my line breaks and screwing up my email format
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answered Apr 12 '16 at 15:05
supernovasupernova
2,59433 gold badges2525 silver badges2828 bronze badges
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Convert json data to a html table [closed]
...uldHTMLTable
– xSx
Dec 17 '18 at 11:05
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Implementing Comments and Likes in database
... stuff tables stuff1 and stuff2...I followed this diagram but there is sql error while using this...stuff1, stuff2 are two independent tables with their independent primary keys, and action table has a column id_stuff which is referencing to these two tabels stuff1, stuff2. Now for example stuff1 ha...
Is there a difference between using a dict literal and a dict constructor?
...ith python 3.4 + pycharm is that the dict() constructor
produces a "syntax error" message if the number of keys exceeds 256.
I prefer using the dict literal now.
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How to use SharedPreferences in Android to store, fetch and edit values [closed]
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this.getSharedPreferences gives me the following error: The method getSharedPreferences(String, int) is undefined for the type MyActivity
– Si8
Jul 29 '13 at 19:14
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