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How to update column with null value
...have tried this many different ways and the best I have gotten is an empty string.
13 Answers
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Comparing strings by their alphabetical order
I want to compare the two above string by their alphabetic order (which in this case "Project" then "Sunject" as "P" comes before "S").
Does anyone know how to do that in Java?
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Get the Last Inserted Id Using Laravel Eloquent
...d is NOT autoincrement, this will always return 0. In my case the id was a string (UUID) and for this to work I had to add public $incrementing = false; in my model.
– Luís Cruz
Apr 20 '15 at 17:18
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HashMap with multiple values under the same key
...ide.
Examples
1. Map with list as the value
// create our map
Map<String, List<Person>> peopleByForename = new HashMap<>();
// populate it
List<Person> people = new ArrayList<>();
people.add(new Person("Bob Smith"));
people.add(new Person("Bob Jones"));
peopl...
Difference between numpy.array shape (R, 1) and (R,)
...ingle elements, so is printed by Python with a trailing comma. Without the extra comma, it would be ambiguous with an expression in parenthesis. A ndarray with a single dimension can be though of as a column vector of length R. In the (R, 1) case, the tuple has two elements, so can be thought of as ...
LAST_INSERT_ID() MySQL
...t with MySQL and needed to add Allow User Variables=True to the Connection String to allow variables.
– Martin
Oct 1 '10 at 10:19
117
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How to include view/partial specific styling in AngularJS
...directive does the following things:
It compiles (using $compile) an html string that creates a set of <link /> tags for every item in the scope.routeStyles object using ng-repeat and ng-href.
It appends that compiled set of <link /> elements to the <head> tag.
It then uses the $r...
Finding the Eclipse Version Number
...uring out the version of eclipse\plugins\org.eclipse.platform_ plugin
String platformFile = <the above file>; //actually directory
versionPattern = Pattern.compile("\\d\\.\\d\\.\\d");
Matcher m = versionPattern.matcher(platformFile);
return m.group();
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What is an xs:NCName type and when should it be used?
...pposed to be qualified by different namespaces, then they are NCNames.
xs:string puts no restrictions on your names at all, but xs:NCName basically disallows ":" to appear in the string.
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im...
Android中Java和JavaScript交互 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...t;
public class MainActivity extends Activity {
private static final String LOGTAG = "MainActivity";
@SuppressLint("JavascriptInterface")
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_m...