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@class vs. #import
...ter to it (really, just a pointer). Thus, in your header, @class suffices 90% of the time.
However, if you ever need to create or access myObject's members, you'll need to let the compiler know what those methods are. At this point (presumably in your implementation file), you'll need to #import "M...
Python vs Cpython
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Jun 16 '13 at 7:02
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How do I perform an IF…THEN in an SQL SELECT?
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30 Answers
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How to set tbody height with overflow scroll
... ,tr td{
border:1px solid red
}
tbody {
display:block;
height:50px;
overflow:auto;
}
thead, tbody tr {
display:table;
width:100%;
table-layout:fixed;/* even columns width , fix width of table too*/
}
thead {
width: calc( 100% - 1em )/* scrollbar is average 1em/16px wi...
Xcode 4 - “Valid signing identity not found” error on provisioning profiles on a new Macintosh insta
...rt/import sequence.
Picture for XCode 4.6 added by WP
Edit for XCode 5.0 or newer:
Open XCode -> Preferences ('Command' + ',')
Select the Apple ID from the list.
Click on the SETTING icon near the bottom-left corner of window, and choose EXPORT ACCOUNTS... Xcode asks you to choose a file n...
Changing UIButton text
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Alex Zavatone
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answered Jul 10 '12 at 15:50
Jesse GumpoJesse Gumpo
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App Inventor 2 拓展参考文档 · App Inventor 2 中文网
...系方式： 不需要回复的可留空~ 意见反馈（300字以内）： 给个鼓励也行呐~o~ 提供截图（仅截取当前可视区域） delete edit 高亮或隐藏信息 ...
Reorder levels of a factor without changing order of values
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edited Mar 20 '16 at 11:39
Henrik
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How do I convert an existing callback API to promises?
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20 Answers
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Generate a random alphanumeric string in Cocoa
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20 Answers
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