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Visually managing MongoDB documents and collections [closed]
... have to keep searching for documents, copy-and-pasting OIDs, etc., especially from a command prompt window (ever tried to "mark" text that wraps multiple lines?)
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Creating an array of objects in Java
...is:
A a1;
A a2;
A a3;
A a4;
Now you couldn't do a1.someMethod() without allocating a1 like this:
a1 = new A();
Similarly, with the array you need to do this:
a[0] = new A();
...before using it.
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SQL Server IIF vs CASE
...e query plan will be the same. It is, perhaps, "syntactical sugar" as initially implemented.
CASE is portable across all SQL platforms whereas IIF is SQL SERVER 2012+ specific.
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CURL alternative in Python
I have a cURL call that I use in PHP:
7 Answers
7
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Android - Spacing between CheckBox and text
...ecessarily. Android's open source. A device vendor could substitute a totally different graphic with a totally different size. They love doing stuff like that for some reason.
– DougW
May 20 '11 at 19:17
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C++ “virtual” keyword for functions in derived classes. Is it necessary?
...them other than that the first approach requires more typing and is potentially clearer.
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How can I clear or empty a StringBuilder? [duplicate]
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Two ways that work:
Use stringBuilderObj.setLength(0).
Allocate a new one with new StringBuilder() instead of clearing the buffer.
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How to know if two arrays have the same values
..., i.e. ['a', 'b'] and ['a,b']. I would only recommend this technique for small throwaway scripts.
– alex
Mar 7 '16 at 16:23
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Ruby Bundle Symbol not found: _SSLv2_client_method (LoadError)
...g. I can't do anything now, this is what I get when I try to do bundle install:
10 Answers
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Can a for loop increment/decrement by more than one?
...ignment operator:
for (var i = 0; i < myVar.length; i += 3) {
Technically, you can place any expression you'd like in the final expression of the for loop, but it is typically used to update the counter variable.
For more information about each step of the for loop, check out the MDN article....