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MFC学习总结 (90个技巧) dlg 上建立View - C/C++ - 清泛网 - 专注C++内核技术
...为 属性页的类(头文件)里创建CpropertySheet类的一个对象m_tabsheet和新创建的对话框类的对象m_skatch；最后，在.cpp 文件里的OnInitDialog()之类的函数里实现如下代码：
m_tabsheet.Create(this, WS_CHILD | WS_VISIBLE, 0);
//使选项卡的按钮在下面
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How to get MD5 sum of a string using python?
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For Python 2.x, use python's hashlib
import hashlib
m = hashlib.md5()
m.update("000005fab4534d05api_key9a0554259914a86fb9e7eb014e4e5d52permswrite")
print m.hexdigest()
Output: a02506b31c1cd46c2e0b6380fb94eb3d
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Android 4.2: back stack behaviour with nested fragments
With Android 4.2, the support library got support for nested fragments see here . I've played around with it and found an interesting behaviour / bug regarding back stack and getChildFragmentManager() . When using getChildFragmentManager() and addToBackStack(String name), by pressing the back butt...
Why does a function with no parameters (compared to the actual function definition) compile?
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All the other answers are correct, but just for completion
A function is declared in the following manner:
return-type function-name(parameter-list,...) { body... }
return-type is the variable type that the function returns. This can not be an arr...
Redirect to Action in another controller
I have two controllers, both called AccountController . One of them, lets call it Controller A , is in an Area called Admin and the other, lets call it Controller B , is not in any Area (I guess that means it's in the default Area ?). Controller B has an action method called Login ....
How to supply value to an annotation from a Constant java
I am thinking this may not be possible in Java because annotation and its parameters are resolved at compile time. I have an interface as follows,
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How can I print a circular structure in a JSON-like format?
I have a big object I want to convert to JSON and send. However it has circular structure. I want to toss whatever circular references exist and send whatever can be stringified. How do I do that?
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adb server version doesn't match this client
Whenever I try to run adb devices :
38 Answers
38
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Multi-line string with extra space (preserved indentation)
...<- EOM
Line 1.
Line 2.
EOM
You could also store these lines to a variable:
read -r -d '' VAR << EOM
This is line 1.
This is line 2.
Line 3.
EOM
This stores the lines to the variable named VAR.
When printing, remember the quotes around the variable otherwise you won't see the newline c...
How to implement a Map with multiple keys? [duplicate]
I need a data structure which behaves like a Map,
but uses multiple (differently-typed) keys to access its values.
(Let's not be too general, let's say two keys)
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