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生活手记：参考小红书的原生应用案例 · App Inventor 2 中文网
...navbar .nav-link .mdi, .navbar .dropdown-item .mdi { margin-right: 6px; opacity: .7; } 创建 Apps 文档 文档首页 内置块参考文档 组件参考文档 拓展参考文档 概念参考文档 IoT 参考文档 技术和其他指南...
Why does Ruby have both private and protected methods?
...nd:
irb(main):001:0> class A
irb(main):002:1> private
irb(main):003:1> def not_so_private_method
irb(main):004:2> puts "Hello World"
irb(main):005:2> end
irb(main):006:1> end
=> nil
irb(main):007:0> foo = A.new
=> #<A:0x31688f>
irb(main):009:0> foo.se...
How to view DLL functions?
I have a DLL file. How can I view the functions in that DLL?
8 Answers
8
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Real mouse position in canvas [duplicate]
...ed coordinates as above
var matrix = ctx.currentTransform; // W3C (future)
var imatrix = matrix.invertSelf(); // invert
// apply to point:
var x = pos.x * imatrix.a + pos.y * imatrix.c + imatrix.e;
var y = pos.x * imatrix.b + pos.y * imatrix.d + imatrix.f;
Upda...
git rebase without changing commit timestamps
...committer-date-is-author-date (introduced initially in Jan. 2009 in commit 3f01ad6
Note that the --committer-date-is-author-date option seems to leave the author timestamp, and set the committer timestamp to be the same as the original author timestamp, which is what the OP Olivier Verdier wanted.
...
How many threads is too many?
...tware to the wild and monitor what happens.
If your thread usage peaks at 3, then 100 is too much. If it remains at 100 for most of the day, bump it up to 200 and see what happens.
You could actually have your code itself monitor usage and adjust the configuration for the next time it starts but t...
Fastest way to serialize and deserialize .NET objects
...er=2)]
public List<TE> TEs { get; set; }
[XmlElement(Order = 3)]
public string Code { get; set; }
[XmlElement(Order = 4)]
public string Message { get; set; }
[XmlElement(Order = 5)]
public DateTime StartDate { get; set; }
[XmlElement(Order = 6)]
public DateT...
How to replace a string in a SQL Server Table Column
I have a table ( SQL Sever ) which references paths ( UNC or otherwise), but now the path is going to change.
10 Answers
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How do I use $scope.$watch and $scope.$apply in AngularJS?
...dited Sep 19 '17 at 11:47
user1438038
4,90655 gold badges4545 silver badges7777 bronze badges
answered Feb 27 '13 at 13:14
...
Manipulating an Access database from Java without ODBC
I want to manipulate a Microsoft Access database (.accdb or .mdb file) from my Java project. I don't want to use the JDBC-ODBC Bridge and the Access ODBC driver from Microsoft because:
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