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When to use which design pattern? [closed]
...rns very much, but I find it difficult to see when I can apply one. I have read a lot of websites where design patterns are explained. I do understand the most of them, but I find it difficult to recognize a pattern in my own situations.
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App Inventor 2 FTP 客户端拓展：FTP协议连接、上传、下载、创建、修改目录...
...接、上传、下载、创建、修改目录等。
需要的权限点：READ_EXTERNAL_STORAGE 和 WRITE_EXTERNAL_STORAGE。
.aix 拓展下载：
cn.fun123.FTPClient.aix
属性
无
事件
Connected(result)
连接操作完成后触发此...
How do I pass a command line argument while starting up GDB in Linux? [duplicate]
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I agree, very unintuitive, so the real commandline would read: $ gdb --args <executable> <argument(s)>. I mistakenly added quotes around everything after --args thing which lead caused gdb to parse the whole thing as the executable.
– zpon
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Good NumericUpDown equivalent in WPF? [closed]
...ol is a joke at best. My grandma could do better than that. It's a freakin read only label in a rectangle with two repeat buttons stacked on the right.
– user275587
May 7 '10 at 1:04
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Color picker utility (color pipette) in Ubuntu [closed]
...n-intuitive UI; for example: why spacebar and not just normal click? After reading the instructions in this answer, the app instantly became more useful. But here's the kicker: Right-click on the center hexagon to move mouse freely. That is: 1) Right-click on the center hexagon, 2) Move mouse freel...
SQL - Rounding off to 2 decimal places
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Strange. SELECT ROUND(630/60.0, 2); gives me 10.50 already.
– Ja͢ck
Apr 30 '12 at 7:54
4
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How to destroy a DOM element with jQuery?
...e $target;
console.log($target); // error: $target is not defined
More reading: info about empty jQuery object, and info about delete
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Insert Data Into Temp Table with Query
... });
}, "code-snippets");
StackExchange.read
What is Objective C++? [closed]
... Xcode -- name your files with the .mm extension.
Also, you might want to read Apple's (sadly deleted, but archived) documentation on Objective-C++.
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Creating an object: with or without `new` [duplicate]
This is probably a basic question, and might have already been asked (say, here ); yet I still don't understand it. So, let me ask it.
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