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2025年5月5日签到记录贴 - 签到区 - 清泛IT社区，为创新赋能！
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Why are C# 3.0 object initializer constructor parentheses optional?
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5 Answers
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How to define object in array in Mongoose schema correctly with 2d geo index
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225
You can declare trk by the following ways : -
either
trk : [{
lat : String,
lng : Stri...
How to git commit a single file/directory
...it, git commit -m 'my notes' -- path/to/my/file.ext.
Incidentally, git v1.5.2.1 is 4.5 years old. You may want to update to a newer version (1.7.8.3 is the current release).
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Transitioning from Windows Forms to WPF
...orms development (started with VB6, and has continued through to C# .NET 4.5), and I have pretty much hit the limit of what Windows Forms can do, both using pure .NET, and special effects with Native Code.
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MySQL foreign key constraints, cascade delete
...E categories (
id int unsigned not null primary key,
name VARCHAR(255) default null
)Engine=InnoDB;
CREATE TABLE products (
id int unsigned not null primary key,
name VARCHAR(255) default null
)Engine=InnoDB;
CREATE TABLE categories_products (
category_id int unsigned not null,...
Can I run javascript before the whole page is loaded?
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T.J. CrowderT.J. Crowder
825k153153 gold badges15121512 silver badges15541554 bronze badges
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What is Hindley-Milner?
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Norman RamseyNorman Ramsey
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Is MATLAB OOP slow or am I doing something wrong?
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nop() function: 0.02261 sec 0.23 usec per call
nop1-5() functions: 0.02182 sec 0.22 usec per call
nop() subfunction: 0.02244 sec 0.22 usec per call
@()[] anonymous function: 0.08461 sec 0.85 usec per call
nop(obj) method: 0.2...
How to develop or migrate apps for iPhone 5 screen resolution?
The new iPhone 5 display has a new aspect ratio and a new resolution (640 x 1136 pixels).
30 Answers
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