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Why do we need a fieldset tag?
...ch as a screen reader) is being used where the association of the controls and their legend cannot be implied by visual presentation.
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What's the difference between @Secured and @PreAuthorize in spring security 3?
...can work with Spring Expression Language (SpEL). You can:
Access methods and properties of SecurityExpressionRoot.
Access method arguments (requires compilation with debug info or custom ParameterNameDiscoverer):
@PreAuthorize("#contact.name == principal.name")
public void doSomething(Contact con...
Cannot push to GitHub - keeps saying need merge
... the remote branch into your local branch (see differences with git diff), and want to do a force push, use the push command with -f
git push -f origin <branch>
where origin is the name of your remote repo.
Usually, the command refuses to update a remote ref that is not an ancestor of t...
JPA: what is the proper pattern for iterating over large result sets?
...only for Hibernate.
So it seems that using setFirstResult/setMaxResults and manual iteration really is necessary. Here's my solution using JPA:
private List<Model> getAllModelsIterable(int offset, int max)
{
return entityManager.createQuery("from Model m", Model.class).setFirstResult(o...
Should I size a textarea with CSS width / height or HTML cols / rows attributes?
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I recommend to use both. Rows and cols are required and useful if the client does not support CSS. But as a designer I overwrite them to get exactly the size I wish.
The recommended way to do it is via an external stylesheet e.g.
textarea {
widt...
Best way to store JSON in an HTML attribute?
...o run into them, then store the data in a <script>. Define an object and map element ids to property names in that object.
What if the JSON contains special characters? (e.g. {test: '<"myString/>'})
Just follow the normal rules for including untrusted data in attribute values. Use ...
How do I reverse an int array in Java?
...
And I would like to put validData.length / 2 part to the outside of the for-loop.
– Jin Kwon
Mar 10 '14 at 3:28
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How can I list all commits that changed a specific file?
...r solutions include git log path (without the --follow). That approach is handy if you want to track e.g. changes in a directory, but stumbles when files were renamed (thus use --follow filename).
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What is the difference between 'typedef' and 'using' in C++11?
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All standard references below refers to N4659: March 2017 post-Kona working draft/C++17 DIS.
Typedef declarations can, whereas alias declarations cannot, be used as initialization statements
But, with the first two non-template e...
How to deal with SettingWithCopyWarning in Pandas?
I just upgraded my Pandas from 0.11 to 0.13.0rc1. Now, the application is popping out many new warnings. One of them like this:
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