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drag drop files into standard html file input
... dragover and dragenter events need to have 'preventDefault' called
// in order for the 'drop' event to register.
// See: https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/Drag_operations#droptargets
dropContainer.ondragover = dropContainer.ondragenter = function(evt) {
evt.preventDefau...
Are Exceptions in C++ really slow
...l, mostly regardless of language, the two basic language features that are orders of magnitude slower than the rest, because they translate to calls of routines that handle complex data structures, are
exception throwing, and
dynamic memory allocation.
Happily in C++ one can often avoid both in ...
Python csv string to array
...
Make sure the Unicode file does not have a BOM (Byte Order Marker)
– Pierre
Oct 13 '14 at 14:04
1
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Django, creating a custom 500/404 error page
...
You don't need to import the handlers here in order to override them.
– funkotron
Nov 30 '16 at 15:46
1
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How to sort a list in Scala by two fields?
...
@SachinK: you have to create your own Ordering for Row class and use it with sorted method like this: rows.sorted(customOrdering). You could also use custom Ordering for Tuple2 like this: rows.sortBy(r => (r.lastName, r.firstName))( Ordering.Tuple2(Ordering.St...
Mysql - How to quit/exit from stored procedure
...which does not exist. Call the procedure by a name which is meaningful in order to get a useful means by which to determine what the problem was. When the error occurs, you'll get to see the line of failure (depending on your execution context).
For example:
CALL AttemptedToInsertSomethingInvalid...
How to check if a string contains text from an array of substrings in JavaScript?
...Of(arr[i]) != -1) {
// str contains arr[i]
}
}
edit:
If the order of the tests doesn't matter, you could use this (with only one loop variable):
var str = "texttexttext";
var arr = ["asd", "ghj", "xtte"];
for (var i = arr.length - 1; i >= 0; --i) {
if (str.indexOf(arr[i]) != -...
Vim: apply settings on files in directory
...ount. BTW, my version is implemented to be triggered before mu-template in order to set project-specific variables before expanding templates (which is quite useful to fetch the current project root directory and trim it from the pathnames expanded)
– Luc Hermitte
...
HTML/CSS: Making two floating divs the same height
... float: left;
width: 50%;
margin-right: -1px; /* Thank you IE */
border-left: 1px solid black;
background-color: red;
padding-bottom: 500em;
margin-bottom: -500em;
}
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"...
How does Python 2 compare string and int? Why do lists compare as greater than numbers, and tuples g
...ython implementation detail: Objects of different types except numbers are ordered by their type names; objects of the same types that don’t support proper comparison are ordered by their address.
When you order two strings or two numeric types the ordering is done in the expected way (lexicogra...