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What is the optimal Jewish toenail cutting algorithm?
I am working on the software for a machine that will automatically trim toenails, so that users can simply put their feet in it and run it instead of having to manually do it by biting them or using nail clippers.
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How do I iterate over the words of a string?
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Actually, this can work just fine with other delimiters (though doing some is somewhat ugly). You create a ctype facet that classifies the desired delimiters as whitespace, create a locale containing that facet, then imbue the st...
Using Regular Expressions to Extract a Value in Java
... answered Oct 25 '08 at 21:47
Allain LalondeAllain Lalonde
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How can I add a column that doesn't allow nulls in a Postgresql database?
... postgres doc offline by doing man ALTER_TABLE :)
– allan.simon
Oct 18 '15 at 19:49
@allan.simon I've never used Post...
Reverting single file in SVN to a particular revision
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This probably does not actually do what the question asker wanted. Using this, the working copy is clean and cannot be committed AS IS, and an "svn update" without a version number specified will retrieve the latest, unwanted version.
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How to delete a remote tag?
...r a branch and for a tag. If you want to make sure that you cannot accidentally remove the branch instead of the tag, you can specify full ref which will never delete a branch:
git push origin :refs/tags/tagname
If you also need to delete the local tag, use:
git tag --delete tagname
Background
Pu...
JavaScript: client-side vs. server-side validation
... UI. Not only can they abuse your UI, but they may not be using your UI at all, or even a browser. What if the user manually edits the URL, or runs their own Javascript, or tweaks their HTTP requests with another tool? What if they send custom HTTP requests from curl or from a script, for example?
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What is an abstract class in PHP?
...re interface. Also interfaces are a special case of abstract classes where ALL methods are abstract.
See this section of the PHP manual for further reference.
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JavaScript code to stop form submission
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Just use a simple button instead of a submit button. And call a JavaScript function to handle form submit:
<input type="button" name="submit" value="submit" onclick="submit_form();"/>
Function within a script tag:
function submit_form() {
if (conditions) {
docu...
What does the “static” modifier after “import” mean?
...on. Where the normal import
declaration imports classes from
packages, allowing them to be used
without package qualification, the
static import declaration imports
static members from classes, allowing
them to be used without class
qualification.
So when should you use static imp...