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Difference between res.send and res.json in Express.js
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Is there a VB.NET equivalent for C#'s '??' operator?
..., defaultValueIfNull)
http://visualstudiomagazine.com/listings/list.aspx?id=252
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What is the mouse down selector in CSS?
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How do I create a right click context menu in Java Swing?
I'm currently creating a right-click context menu by instantiating a new JMenu on right click and setting its location to that of the mouse's position... Is there a better way?
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How do iOS Push Notifications work?
...hile monitoring incoming data intended for their client applications. When new data for an application arrives, the provider prepares and sends a notification through the channel to APNs, which pushes the notification to the target device..
I suggest reading the documentation for more information a...
Is it more efficient to copy a vector by reserving and copying, or by creating and swapping? [duplic
...opyVecFast(vec<int> original) // no reference
{
vector<int> new_;
new_.swap(original);
}
That would work, but an easier way is
vector<int> new_(original);
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Passing command line arguments in Visual Studio 2010?
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Get records with max value for each group of grouped SQL results
...ou want is first, then group by the columns you want the value for.
You avoid complicated subqueries that try to find the max() etc, and also the problems of returning multiple rows when there are more than one with the same maximum value (as the other answers would do)
Note: This is a mysql-only so...
Breaking a list into multiple columns in Latex
...nts:
\documentclass{article}
\usepackage{enumitem}
\usepackage{multicol}
\newlist{multienum}{enumerate}{1}
\setlist[multienum]{
label=\alph*),
before=\begin{multicols}{2},
after=\end{multicols}
}
\newlist{multiitem}{itemize}{1}
\setlist[multiitem]{
label=\textbullet,
before=\be...
What does the 'Z' mean in Unix timestamp '120314170138Z'?
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