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How do you make a WPF slider snap only to discrete integer positions?
...Common section of the Properties dialog in designer, but on my machine, at least, it wasn't immediately visible because the Advanced subsection was collapsed and all too easy to overlook.
– amonroejj
Sep 19 '19 at 13:20
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@Basic(optional = false) vs @Column(nullable = false) in JPA
...clipseLink) and it turns out the annotation is ignored in actual usage (at least for a String field). (e.g. entityManager.persist calls).
So I went to the specification and read up about it.
Here is what the spec has to say:
http://download.oracle.com/otndocs/jcp/persistence-2.0-fr-oth-JSpec/
B...
Is type=“text/css” necessary in a tag?
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Not relevant to most people, but some systems (at least Microsoft SharePoint 2013) will use this type attribute when working out how to process HTML (e.g. when creating a .master page file).
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How does a PreparedStatement avoid or prevent SQL injection?
...e: INSERT INTO student VALUES("Robert'); DROP TABLE students; --") - or at least something like that. Is this true?
– Max
Oct 17 '09 at 13:35
18
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find -exec cmd {} + vs | xargs
...or example, when run in an empty directory, the xargs version will take at least twice the time, since two processes must be started instead of just one. (Yes, the difference is usually imperceptible on *nix, but in a loop it could be important; or, try it on Windows some time ...)
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Set Page title using UI-Router
...angeSuccess the $timeout has been needed for the history to be correct, at least when I've tested myself.
Edit: Nov 24, 2014 - Declarative approach:
app.directive('title', ['$rootScope', '$timeout',
function($rootScope, $timeout) {
return {
link: function() {
var listener = ...
When does Java's Thread.sleep throw InterruptedException?
... to "reinterrupt" the current
thread, as shown in Listing 3. At the very least, whenever you catch
InterruptedException and don't rethrow it, reinterrupt the current
thread before returning.
public class TaskRunner implements Runnable {
private BlockingQueue<Task> queue;
public...
Is JavaScript a pass-by-reference or pass-by-value language?
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This is exactly same (or at least semantically) as C#. Object has two type: Value (primitive types) and Reference.
– Peter Lee
Dec 24 '11 at 0:15
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Anyone else find naming classes and methods one of the most difficult parts in programming? [closed]
...(true){
if (any code smells bad){
rework, rename until at least somewhat better
}
}
There's no Thread.sleep(...) anywhere here.
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Bash script to receive and repass quoted parameters
...t bash specific and should work with any POSIX shell (it does with dash at least). Note also that given the output you want, you don't need the extra level of quoting at all. I.E. just call the above script like:
./test.sh 1 2 "3 4"
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