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What is the difference between Scala's case class and class?
...case Node(left, EmptyLeaf) => println("Can be reduced to "+left)
case _ => println(treeA+" cannot be reduced")
}
// Pattern matches can be safely done, because the compiler warns about
// non-exaustive matches:
def checkTree(t: Tree) = t match {
case Node(EmptyLeaf, Node(left, right)) =&g...
How do I resolve a HTTP 414 “Request URI too long” error?
...e the sanitize posted data remark) and
http://www.openjs.com/articles/ajax_xmlhttp_using_post.php
Basically, the difference is that the GET request has the url and parameters in one string and then sends null:
http.open("GET", url+"?"+params, true);
http.send(null);
whereas the POST request sen...
UITextField text change event
...
Add _ before textField in textFieldDidChange like this: func textFieldDidChange(textField: UITextField) { ... }
– Makalele
Jan 2 '17 at 23:32
...
Multiple line code example in Javadoc comment
...ls to parse it correctly:( At least this is what I see with Oracle JDK1.7.0_45 javadoc implementation.
– Male
Jan 3 '14 at 16:14
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How do I sort an NSMutableArray with custom objects in it?
...OrderedSame, however in my code I though an exception.
NSArray *sorted = [_scores sortedArrayUsingComparator:^(id obj1, id obj2){
if ([obj1 isKindOfClass:[Score class]] && [obj2 isKindOfClass:[Score class]]) {
Score *s1 = obj1;
Score *s2 = obj2;
if (s1.points &g...
How to write WinForms code that auto-scales to system font and dpi settings?
...tion>
This PerMonitorV2 is new since Windows 10 Creators Update:
DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE_V2
Also known as Per Monitor v2. An advancement over the original
per-monitor DPI awareness mode, which enables applications to access
new DPI-related scaling behaviors on a per to...
Cannot insert explicit value for identity column in table 'table' when IDENTITY_INSERT is set to OFF
...e like this so that you can specify your own identity values.
SET IDENTITY_INSERT Table1 ON
INSERT INTO Table1
/*Note the column list is REQUIRED here, not optional*/
(OperationID,
OpDescription,
FilterID)
VALUES (20,
'Hierachy Update',
...
Generating a unique machine id
...search I decided the best would be to read MachineGuid in registry key HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography, as @Agnus suggested. It is generated during OS installation and won't change unless you make another fresh OS install. Depending on the OS version it may contain the network ada...
Html table tr inside td
...ited May 12 '14 at 17:37
katalin_2003
62911 gold badge1212 silver badges2626 bronze badges
answered Jun 13 '13 at 14:00
...
NoSQL (MongoDB) vs Lucene (or Solr) as your database
...ommits. Refer to the latest document https://lucene.apache.org/solr/guide/8_5/
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