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Numpy index slice without losing dimension information
...[0],[1,2]] you get the one dimensional array([2, 3]) My opinion is when selecting column or row vectors it's best to make the slice simple and then use np.reshape, So in my example it would be np.reshape(x[0,[1,2]],[1,2])
– Alexander
Sep 14 '15 at 1:43
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How to re-sync the Mysql DB if Master and slave have different database incase of Mysql replication?
...ysqldump fare with large databases in terms of performance? Any way to use SELECT INTO OUTFILE and LOAD DATA smoothly in your suggested process? (Since they generally perform faster)
– Ifedi Okonkwo
Jul 12 '16 at 19:35
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Warn user before leaving web page with unsaved changes
...virtual inputs.
Binding the input event to all inputs (and textareas and selects) on your page won't work on older browsers and, like all event handling solutions mentioned above, doesn't support undo. When a user changes a textbox and then undoes that, or checks and unchecks a checkbox, the form ...
How can I make setInterval also work when a tab is inactive in Chrome?
...unning a piece of code 30 times a second. This works great, however when I select another tab (so that the tab with my code becomes inactive), the setInterval is set to an idle state for some reason.
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What database does Google use?
... with different time stamps. The time stamp allows for operations such as "select 'n' versions of this Web page" or "delete cells that are older than a specific date/time."
In order to manage the huge tables, Bigtable splits tables at row boundaries and saves them as tablets. A tablet is around 20...
Using C# regular expressions to remove HTML tags
...c.LoadHtml(Properties.Resources.HtmlContents);
var text = doc.DocumentNode.SelectNodes("//body//text()").Select(node => node.InnerText);
StringBuilder output = new StringBuilder();
foreach (string line in text)
{
output.AppendLine(line);
}
string textOnly = HttpUtility.HtmlDecode(output.ToStri...
Is there a CSS not equals selector?
...inly from IE8 (and older releases). If anyone is interested in a polyfill: selectivizr.com
– franzlorenzon
Jun 26 '13 at 12:16
1
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How do I ignore files in Subversion?
...
If you are using TortoiseSVN, right-click on a file and then select TortoiseSVN / Add to ignore list. This will add the file/wildcard to the svn:ignore property.
svn:ignore will be checked when you are checking in files, and matching files will be ignored. I have the following ignore ...
How to add multi line comments in makefiles
...ng your makefiles in VIM:
Either decide which lines you want to comment or select them with 'v'.
Then you can use the regex s/^/#/ to comment out the lines
and s/^#// to revert them.
--Notes--
To open the vim command line, press : (colon)
To prep the command for the next 'n' lines, use .,+n
A ...
Using only CSS, show div on hover over
...>Stuff shown on hover</div>
This uses the adjacent sibling selector, and is the basis of the suckerfish dropdown menu.
HTML5 allows anchor elements to wrap almost anything, so in that case the div element can be made a child of the anchor. Otherwise the principle is the same - use ...