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What part of Hindley-Milner do you not understand?
...may look complicated, is actually fairly simple. The basic idea comes from formal logic: the whole expression is an implication with the top half being the assumptions and the bottom half being the result. That is, if you know that the top expressions are true, you can conclude that the bottom expre...
LINQPad [extension] methods [closed]
...d Disassemble(). Dump() writes to the output window using LINQPad's output formatter and is overloaded to let you specify a heading:
typeof (int).Assembly.Dump ();
typeof (int).Assembly.Dump ("mscorlib");
You can also specify a maximum recursion depth to override the default of 5 levels:
typeof ...
How to escape single quotes within single quoted strings
...hat '\'' is vastly more readable in most contexts than '"'"'. In fact, the former is almost always clearly distinct within a single-quoted string, and thus is just a matter of mapping it semantically to the "it's an escaped quote" meaning, as one does with \" in double-quoted strings. Whereas the la...
Import / Export database with SQL Server Server Management Studio
...te" from the context menu.
Make sure "Delete backup and restore history information for databases" check-box is checked.
Select "OK" to complete the deletion process.
Repeat the above steps for the "wtMaster" part of the database.
Right click on "Databases" and select "Restore Database..." from the...
jQuery: Test if checkbox is NOT checked
... edited Sep 7 '18 at 17:24
informatik01
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answered Sep 26 '13 at 16:18
...
Access lapply index names inside FUN
...ke function(x){parent.frame()$i+0} or function(x){--parent.frame()$i}.
Performance Impact
Will the forced duplication cause performance loss? Yes! here are the benchmarks:
> x <- as.list(seq_len(1e6))
> system.time( y <- lapply(x, function(x){parent.frame()$i[]}) )
user system elapse...
HTML5 Number Input - Always show 2 decimal places
Is there's any way to format an input[type='number'] value to always show 2 decimal places?
15 Answers
...
How to bind Events on Ajax loaded Content?
...tself and not to bind with the event "on ready"
For e.g :
$(function ajaxform_reload() {
$(document).on("submit", ".ajax_forms", function (e) {
e.preventDefault();
var url = $(this).attr('action');
$.ajax({
type: 'post',
url: url,
data: $(this).serialize(),
...
Change date format in a Java string
...:00:00.0";
LocalDateTime datetime = LocalDateTime.parse(oldstring, DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss.S"));
Use LocalDateTime#format() (or ZonedDateTime#format()) to format a LocalDateTime into a String in a certain pattern.
String newstring = datetime.format(DateTimeFormatter.ofPat...
Anyone else find naming classes and methods one of the most difficult parts in programming? [closed]
...classes, I scrutinize the function to see if its basic function is to transform one kind of thing into another kind of thing. I'm using that term very loosely, but you'll discover that a HUGE number of functions that you write essentially take something in one form and produce something in another f...