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Why are functions in Ocaml/F# not recursive by default?
... decades to the modern variants. So this is just legacy but it does affect idioms in these languages.
Functions are not recursive by default in the French CAML family of languages (including OCaml). This choice makes it easy to supercede function (and variable) definitions using let in those langua...
Why does direction of index matter in MongoDB?
... answered May 28 '12 at 15:11
Zaid MasudZaid Masud
11.9k88 gold badges6262 silver badges8484 bronze badges
...
Insert code into the page context using a content script
...gment/hook a built-in prototype so your exposed code may fail if the page did it in an incompatible fashion. If you want to make sure your exposed code runs in a safe environment then you should either a) declare your content script with "run_at": "document_start" and use Methods 2-3 not 1, or b) ex...
使用CSplitterWnd实现拆分窗口（多视图显示） - C/C++ - 清泛网 - 专注C/C++及内核技术
...ntWnd, int nRows, int nCols, DWORD dwStyle = WS_CHILD | WS_VISIBLE, UINT nID = AFX_IDW_PANE_FIRST );
函数有5个参数，意义如下:
● pParentWnd:切分窗口的父窗口指针
● nRows:水平方向分隔窗口的数目
● nCols:垂直方向分隔窗口的数目 ...
Adding up BigDecimals using Streams
...into a Stream<BigDecimal>
Call the reduce method.
3.1. We supply an identity value for addition, namely BigDecimal.ZERO.
3.2. We specify the BinaryOperator<BigDecimal>, which adds two BigDecimal's, via a method reference BigDecimal::add.
Updated answer, after edit
I see that you hav...
Need some clarification about beta/alpha testing on the developer console
The Android developer console has 3 tabs for publishing the app's apk file:
alpha, beta and production, as shown here:
4 An...
What does pylint's “Too few public methods” message mean
...nit__(self, foo, bar):
self.foo = foo
self.bar = bar
Consider using a dictionary or a namedtuple instead. Although if a class seems like the best choice, use it. pylint doesn't always know what's best.
Do note that namedtuple is immutable and the values assigned on instantiation c...
Where in a virtualenv does the custom code go?
...
virtualenv provides a python interpreter instance, not an application instance. You wouldn't normally create your application files within the directories containing a system's default Python, likewise there's no requirement to locate your...
Why can't enum's constructor access static fields?
... enum's constructor access static fields and methods? This is perfectly valid with a class, but is not allowed with an enum.
...
How do I programmatically shut down an instance of ExpressJS for testing?
...d('closing..');
app.close();
});
app.listen(3000);
Call app.close() inside the callback when tests have ended. But remember that the process is still running(though it is not listening anymore).
If after this, you need to end the process, then call process.exit(0).
Links:
app.close: http://no...