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Difference between a class and a module
I came from Java, and now I am working more with Ruby.
9 Answers
9
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How do I use arrays in C++?
... | pointer_to_the_first_element int*
This conversion is known as "array-to-pointer decay", and it is a major source of confusion. The size of the array is lost in this process, since it is no longer part of the type (T*). Pro: Forgetting the size of an array on the type level allow...
Handling Dialogs in WPF with MVVM
...alogs is one of the more complex operations. As your view model does not know anything about the view, dialog communication can be interesting. I can expose an ICommand that when the view invokes it, a dialog can appear.
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Why would finding a type's initializer throw a NullReferenceException?
...8 00000000`02722258
Unfortunately is too late for me to dig deeper right now, the dissasembly of CORINFO_HELP_GETSHARED_GCSTATIC_BASE is far from trivial. I'm posting this in hope someone more knowledgeable in CLR internals can make sense (as you can see, I really considered the issue just from th...
What are the relative strengths and weaknesses of Git, Mercurial, and Bazaar? [closed]
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Heya. I just want to you know that cscvs is still being used to run Launchpad code imports, and I had the Canonical version released when I worked there.
– ddaa
Oct 19 '08 at 21:41
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数据存储组件 · App Inventor 2 中文网
... 按钮_提交.Click {
var 时间 = 计时器1.FormatDateTime(计时器1.Now(), "yyyy-MM-dd HH:mm")
WPS在线表格1.AddRow("报名", [文本输入框_姓名.Text, 文本输入框_手机.Text, 时间])
标签_状态.Text = "提交中…"
}
when WPS在线表格1.FinishedAddRow(行号) {
标...
Scala: Abstract types vs generics
...s.
You say, my new Animal class has a type of SuitableFood, which I don't know.
So it's an abstract type. You don't give an implementation of the type. Then you have an eat method that eats only SuitableFood.
And then in the Cow class I would say, OK, I have a Cow, which extends class Animal, and fo...
What is LDAP used for?
I know that LDAP is used to provide some information and to help facilitate authorization.
16 Answers
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Transactions in REST?
...ou create a transaction as an object. This could contain all the data you know already, and put the transaction in a pending state.
POST /transfer/txn
{"source":"john's account", "destination":"bob's account", "amount":10}
{"id":"/transfer/txn/12345", "state":"pending", "source":...}
Once you ha...
C++ project organisation (with gtest, cmake and doxygen)
... aren't handled at all.
The problem doesn't have an easy solution that I know of. The most robust way to get a list of gtest cases is to execute the test exe with the flag --gtest_list_tests. However, this can only be done once the exe is built, so CMake can't make use of this. Which leaves you ...