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What C++ Smart Pointer Implementations are available?
...pying and assignment in certain situations. Specifically it can be used to convert a non-const std::auto_ptr to an lvalue using the Colvin-Gibbons trick also known as a move constructor to transfer ownership.
On the contrary perhaps std::auto_ptr wasn't really intended to be used as a general purpo...
SqlDataAdapter vs SqlDataReader
...
If your goal is to get data using a select query on db, and only access this data at different rows, go to rpevious row, etc, then you can use the SQLDatareader and load it into a datatable using dtable.Load(rdr). Then browse up and down within this datatable. ...
plot with custom text for x axis points
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@SirBenBenji: Use indexing (e.g. x[idx]) to select only the data you wish to display.
– unutbu
Aug 5 '14 at 14:49
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Prevent onmouseout when hovering child element of the parent absolute div WITHOUT jQuery
...ring, but for me it also prevents the actual child from being clicked as a selection in the menu, which is the point of the menu.
– johnbakers
May 17 '15 at 9:06
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What's the best way to cancel event propagation between nested ng-click calls?
...nted to handle mouse clicks with or without pressing the Ctrl key. To stop selection (and highlight) of HTML elements in the browser (IE 11 in my case) when the user clicks various items with holding down the Ctrl key, I had to use the ng-mousedown event and cancelling the default behavior via $even...
How do I tidy up an HTML file's indentation in VI?
...her move the cursor to the top of the file and indent to the end: gg =G
Or select the desired text to indent and hit = to indent it.
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How to show a GUI message box from a bash script in linux?
...ll with zenity --help. One example is the --calendar option that let's you select a date from a graphical calendar.
my_date=$(zenity --calendar)
Which gives a nicely formatted date based on what the user clicked on:
echo ${my_date}
gives:
08/05/2009
There are also options for slider sele...
How using try catch for exception handling is best practice
...s are.
Usually exceptions cut some operation flow and they're handled to convert them to human-understandable errors. Thus, it seems like an exception actually is a better paradigm to handle error cases and work on them to avoid an application/service complete crash and notify the user/consumer th...
How can we run a test method with multiple parameters in MSTest?
... object>>()
.Where(_ => _.Key.StartsWith("par"))
.Select(_ => _.Value as string)
.ToList();
}
//usage
[TestMethod]
[TestProperty("par1", "http://getbootstrap.com/components/")]
[TestProperty("par2", "http://www.wsj.com/europe")]
public void SomeTest()
{
var p...
“No X11 DISPLAY variable” - what does it mean?
... application called 'XLaunch' and verify that the settings are as shown:
select Default entries on Display Settings windows, click next
click next on Session Type window.
click next on Additional parameters window(Notice clipboard checkbox is true)
save configuration and click to finish.
Configu...