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Explanation of JSHint's Bad line breaking before '+' error
...line break as opposed to in the new line. Like so:
window.location.href = String1 +
'#' +
Sting2 +
'=' +
String3;
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Can you split a stream into two streams?
...ing looks like this:
Random r = new Random();
Map<Boolean, List<String>> groups = stream
.collect(Collectors.partitioningBy(x -> r.nextBoolean()));
System.out.println(groups.get(false).size());
System.out.println(groups.get(true).size());
For more categories, use a Collec...
Why is Swift compile time so slow?
...ictionary
dic.addEntriesFromDictionary([
"url" : self.url?.absoluteString ?? "",
"title" : self.title ?? ""
])
return dic.copy() as NSDictionary
because the property title was of type var title:String? and not NSString. The compiler was going crazy when adding it to the NS...
How to 'insert if not exists' in MySQL?
...ique($table, $vars)
{
if (count($vars)) {
$table = mysql_real_escape_string($table);
$vars = array_map('mysql_real_escape_string', $vars);
$req = "INSERT INTO `$table` (`". join('`, `', array_keys($vars)) ."`) ";
$req .= "SELECT '". join("', '", $vars) ."' FROM DUAL ";
$req .=...
400 BAD request HTTP error code meaning?
...
Keep in mind that client developer may do strange things and try to parse strings which you return as human readable description. And by changing the strings you will break such badly written clients. So always provide machine readable description and try to avoid reporting additional information i...
Relation between CommonJS, AMD and RequireJS?
...ore being loaded. For example, the definition could be:
define('module/id/string', ['module', 'dependency', 'array'],
function(module, factory function) {
return ModuleContents;
});
So, CommonJS and AMD are JavaScript module definition APIs that have different implementations, but both come ...
Do browsers send “\r\n” or “\n” or does it depend on the browser?
...itted directly from a form, browser behaviour differs. IE and Opera return strings with CRLFs in; Firefox and WebKit return LF. So any form that gets submitted with JavaScript/XMLHttpRequest help is likely to come in either form.
...
Ruby class types and case statements
... the when clause. In Ruby
case item
when MyClass
...
when Array
...
when String
...
is really
if MyClass === item
...
elsif Array === item
...
elsif String === item
...
Understand that case is calling a threequal method (MyClass.===(item) for example), and that method can be defined to do wha...
Android - Handle “Enter” in an EditText
..., all on TextView.
For changing the text of the "Done" button to a custom string, use:
mEditText.setImeActionLabel("Custom text", KeyEvent.KEYCODE_ENTER);
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Linq: GroupBy, Sum and Count
... ProductName = cl.First().Name,
Quantity = cl.Count().ToString(),
Price = cl.Sum(c => c.Price).ToString(),
}).ToList();
The use of First() here to get the product name assumes that every product with the same product code has the same product name....