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Best way to get identity of inserted row?
...serted in the SQL code you sent to the database. If triggers go and create extra rows, they won't cause the wrong value to get returned. Hooray
IDENT_CURRENT returns the last ID that was inserted by anyone. If some other app happens to insert another row at an unforunate time, you'll get the ID of ...
How to properly override clone method?
... Java API developers do it. (Either Josh Bloch or Neal Gafter)
Here is an extract from openJDK, ArrayList class:
public Object clone() {
try {
ArrayList<?> v = (ArrayList<?>) super.clone();
v.elementData = Arrays.copyOf(elementData, size);
v.modCount = 0;
...
No Multiline Lambda in Python: Why not?
... This is a simple ambiguity that must be solved by adding an extra set of parens, something that exists in many places already, e.g. generator expressions surrounded by other arguments, calling a method on an integer literal (although this need not be the case since a function name can...
How to amend several commits in Git to change author
...TES
the --no-edit flag makes sure the git commit --amend doesn't ask an extra confirmation
when you use git rebase -i, you can manually select the commits where to change the author,
the file you edit will look like this:
pick 897fe9e simplify code a little
pick abb60f9 add new feature
exec g...
What is the difference between angular-route and angular-ui-router?
...owerful. It supports everything the normal ngRoute can do as well as many extra functions.
Here are some common reason ui-router is chosen over ngRoute:
ui-router allows for nested views and multiple named views. This is very useful with larger app where you may have pages that inherit from oth...
What's the 'environment' task in Rake?
...pers, etc. Without the :environment, you won't have access to any of those extras.
Also => :environment itself does not make available any environment-related variables, e.g. environment, @environment, RAILS_ENV, etc.
sh...
Why does Google +1 record my mouse movements? [closed]
...oyed button like this, you'd expect a lot of collisions. Might explain the extra efforts.
– Yahel
Jul 24 '11 at 3:12
...
Why should I use 'li' instead of 'div'?
...
By using semantically correct markup, you are embedding extra information in your text. By using ul/li you are communicating to the consuming application that the information is a list, and not just "something" (who knows what) that is some text inside an arbitrary element.
...
Converting Long to Date in Java returns 1970
...will be done on the java.time classes and their extensions in the ThreeTen-Extra project.
The java-time framework is defined by JSR 310 and built into Java 8 and later. The java.time classes have been back-ported to Java 6 & 7 on the ThreeTen-Backport project and to Android in the ThreeTenABP pr...
jQuery scroll() detect when user stops scrolling
...se it like any other on or bind-event handler, except that you can pass an extra parameter as a last:
$(window).on('scroll', function(e) {
console.log(e.type + '-event was 250ms not triggered');
}, 250);
http://yckart.github.com/jquery.unevent.js/
(this demo uses resize instead of scroll, bu...