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Insert into … values ( SELECT … FROM … )
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is it Necessary that we insert into all columns of the table
– maheshmnj
Feb 24 at 7:22
1
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Check whether a path is valid in Python without creating a file at the path's target
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I need to test if the file-name is a valid, e.g. if the file-system will allow me to create a file with such a name.
The file-name has some unicode characters in it.
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How to create relationships in MySQL
..._id=a.account_id
AND ca.customer_id=mycustomerid;
Because of indexing this will be blindingly quick.
You could also create a VIEW which gives you the effect of the combined customersaccounts table while keeping them separate
CREATE VIEW customeraccounts AS
SELECT a.*, c.* FROM c...
submit a form in a new tab
...to test some functions, after I'll avoid this behaviour) to load the page called by submit on a new tab : is it possible?
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Escaping regex string
...this:
4.2.3 re Module Contents
escape(string)
Return string with all non-alphanumerics backslashed; this is useful if you want to match an arbitrary literal string that may have regular expression metacharacters in it.
A simplistic example, search any occurence of the provided string opt...
How to disable HTML button using JavaScript?
I’ve read that you can disable (make physically unclickable) an HTML button simply by appending disable to its tag, but not as an attribute, as follows:
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UITapGestureRecognizer tap on self.view but ignore subviews
...UI object on this view and I don't want to attach any recognizer object to all of them. I found this method below how to make gesture on my view and I know how it works. Right now I am in front of handicap which way to choose for create this recognizer ignoring subview. Any ideas? Thanks.
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Visual Studio support for new C / C++ standards?
I keep reading about C99 and C++11 and all these totally sweet things that are getting added to the language standard that might be nice to use someday. However, we currently languish in the land of writing C++ in Visual Studio.
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iOS 7's blurred overlay effect using CSS?
...s CSS Clip property
that's it.
I also believe this could be done dynamically for any screen if using canvas to copy the current dom and blurring it.
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Firing events on CSS class changes in jQuery
...= ['addClass', 'toggleClass', 'removeClass'];
$.each(methods, function (index, method) {
var originalMethod = $.fn[method];
$.fn[method] = function () {
var oldClass = this[0].className;
var result = originalMethod.apply(this, arguments);
var newClass = this[0].classNam...