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Extracting specific columns in numpy array
...ndas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.to_numpy.html#pandas.DataFrame.to_numpy
How to get a DOM Element from a JQuery Selector
...
I needed to get the element as a string.
jQuery("#bob").get(0).outerHTML;
Which will give you something like:
<input type="text" id="bob" value="hello world" />
...as a string rather than a DOM element.
sha...
Cannot change column used in a foreign key constraint
...CK TABLES; is executed
http://dev.mysql.com/doc/refman/5.5/en/lock-tables.html
EDIT 2: OP asked for a more detailed explanation of the line "The type and definition of foreign key field and reference must be equal. This means your foreign key disallows changing the type of your field."
From MySQL...
Can git automatically switch between spaces and tabs?
...s=2 --initial
Then I have two files:
attributes
*.js filter=tabspace
*.html filter=tabspace
*.css filter=tabspace
*.json filter=tabspace
and attributes2
*.js filter=tabspace2
*.html filter=tabspace2
*.css filter=tabspace2
*.json filter=tabspace2
Working on personal projects
mkdir pr...
What's the difference between libev and libevent?
...cts. Evident for example in lists.schmorp.de/pipermail/libev/2017q1/002710.html or lists.schmorp.de/pipermail/libev/2010q1/000912.html. Potential users should probably consider this, too.
– dbrank0
Mar 22 '17 at 8:36
...
JQuery to check for duplicate ids in a DOM
...lightly that most peoples solution to this problem is to use 'firebug' or 'html validator'. thats not good enough! i want to catch the unexpected duplicates in wierd situations.
– Simon_Weaver
Feb 4 '09 at 3:55
...
PHP “php://input” vs $_POST
...ype (which doesn't mean they couldn't).
So, if you simply POST a good old HTML form, the request looks something like this:
POST /page.php HTTP/1.1
key1=value1&key2=value2&key3=value3
But if you are working with Ajax a lot, this probaby also includes exchanging more complex data with ty...
Is there a way to get rid of accents and convert a whole string to regular letters?
...with string.replaceAll("\\p{M}", ""). See regular-expressions.info/unicode.html for more information.
– Garret Wilson
Jan 9 '14 at 0:48
4
...
Get Character value from KeyCode in JavaScript… then trim
...ick(function() {
keyCodes = [];
$("#in").val("");
$("#key-codes").html("var keyCodes = [ ];");
$("#key-names").html("var keyNames = [ ];");
});
$(document).keydown(function(e) {
keyCodes.push(e.which);
updateOutput();
});
function updateOutput() {
var kC = "var keyCodes ...
Including Google Web Fonts link or import?
...
The Web Fonts API is very useful when working with HTML5 Canvas. You can't use a font that hasn't finished loading before drawing text with it, and of course once the font is loaded it isn't automatically updated. Relatedly, the API is needed for tracking progress of loading ...