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Can (domain name) subdomains have an underscore “_” in it?
...gal to have
an underscore in a domain name. Let me quote the standard, RFC
2181, section 11, "Name syntax":
The DNS itself places only one restriction on the particular labels
that can be used to identify resource records. That one
restriction relates to the length of the label and the full...
Using JQuery - preventing form from submitting
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273
Two things stand out:
It possible that your form name is not form. Rather refer to
the tag ...
app inventor 2 如何返回上一步操作 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
app inventor 2 网页版，请问如果操作失误，如何返回上一步操作？根据你的描述无法get到你的具体场景，这里给出我能想到的所有场景供参考：
1、组件（界面设计）视图：误操作无法回退。 因此，要养成及时保存、导出的习惯...
App Inventor 2 项目会自动保存吗？这两个操作很多人不知道 - App应用开发 ...
用 App Inventor 2 开发，你的项目会自动保存吗？这两个操作很多人不知道
有朋友在社区问了一个问题：App Inventor 2 的项目是自动保存的吗？
说实话，这个问题刚听到的时候我还愣了一下——因为对老手来说，这几乎是"呼...
Setting up FTP on Amazon Cloud Server [closed]
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12 Answers
12
Active
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how to use python to execute a curl command
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answered Aug 25 '14 at 17:33
otorrillasotorrillas
2,95411 gold badge1818 silver badges3232 bronze badges
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How to change my Git username in terminal?
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answered Apr 3 '14 at 17:32
Steven VSteven V
14.3k33 gold badges5353 silver badges7171 bronze badges
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When to use inline function and when not to use it?
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211
Avoiding the cost of a function call is only half the story.
do:
use inline instead of #def...
What should Xcode 6 gitignore file include?
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276
1)
The easiest answer is that mine looks like this:
# Xcode
.DS_Store
build/
*.pbxuser
!defa...
What is the use of static constructors?
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270
No you can't overload it; a static constructor is useful for initializing any static fields as...