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How to delete a specific line in a file?
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Boris
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answered Jan 17 '11 at 4:44
houbysofthoubysoft
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What is the purpose of Order By 1 in SQL select statement?
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210
This:
ORDER BY 1
...is known as an "Ordinal" - the number stands for the column based on the ...
List files with certain extensions with ls and grep
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340
Why not:
ls *.{mp3,exe,mp4}
I'm not sure where I learned it - but I've been using this.
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How do you perform a left outer join using linq extension methods
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edited Dec 3 '19 at 9:30
B--rian
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answered Feb...
SQLite UPSERT / UPDATE OR INSERT
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This is a late answer. Starting from SQLIte 3.24.0, released on June 4, 2018, there is finally a support for UPSERT clause following PostgreSQL syntax.
INSERT INTO players (user_name, age)
VALUES('steven', 32)
ON CONFLICT(user_name)
DO UPDATE SET age=excluded.age;
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Unique random string generation
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answered Apr 8 '09 at 14:58
Mark SynowiecMark Synowiec
4,9371919 silver badges1818 bronze badges
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How to get the first element of the List or Set? [duplicate]
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– HaydenKai
Sep 13 '16 at 23:10
12
Good enough if your set has only one element.
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sh: 0: getcwd() failed: No such file or directory on cited drive
... with the same name.
– Jackson
Nov 20 '15 at 18:45
exactly true! nice!
– farhad goodarzi
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How to print a double with two decimals in Android? [duplicate]
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207
yourTextView.setText(String.format("Value of a: %.2f", a));
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解决：CTreeCtrl控件SetCheck无效的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
...OnInitDialog中添加如下两句代码m_tree.ModifyStyle( TVS_CHECKBOXES, 0 );m_tree.ModifyStyle( 0, TVS_CHEC...解决方法：SetCheck之前或OnInitDialog中添加如下两句代码
m_tree.ModifyStyle( TVS_CHECKBOXES, 0 );
m_tree.ModifyStyle( 0, TVS_CHECKBOXES );
m_tree.SetCheck(hItem, TRUE);
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