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How do you remove a Cookie in a Java Servlet
... are necessary to clear the cookie properly.
private void eraseCookie(HttpServletRequest req, HttpServletResponse resp) {
Cookie[] cookies = req.getCookies();
if (cookies != null)
for (Cookie cookie : cookies) {
cookie.setValue("");
cookie.setPath("/");
...
Java how to replace 2 or more spaces with single space in string and delete leading and trailing spa
...
Try this:
String after = before.trim().replaceAll(" +", " ");
See also
String.trim()
Returns a copy of the string, with leading and trailing whitespace omitted.
regular-expressions.info/Repetition
No trim() regex
It's also possible to do this with just one re...
Bulk package updates using Conda
...ting, but it will not be fully integrated until the release of Spyder 2.4 (https://github.com/spyder-ide/spyder/wiki/Roadmap). As soon as we have it ready for testing we will post something on the mailing list (https://groups.google.com/forum/#!forum/spyderlib). Be sure to subscribe
Cheers!
...
Difference between and
...er from shell:
php -S localhost:3000 -t /tmp/test/
Open your browser at http://localhost:3000 and see for yourself.
One would wonder why would we need to submit a named button? It depends on the back-end script. For instance the WooCommerce WordPress plugin won't process a Checkout page posted u...
How to use font-awesome icons from node-modules
I have installed font-awesome 4.0.3 icons using npm install .
10 Answers
10
...
Difference between single and double quotes in Bash
... Enclosing characters in double quotes (") preserves the literal value of all characters within the quotes, with the exception of $, `, \, and, when history expansion is enabled, !. The characters $ and ` retain their special meaning within double quotes (see Shell Expansions). The backslash retain...
Is it possible to await an event instead of another async method?
...kCompletionSource<object> continueClicked;
private async void Button_Click_1(object sender, RoutedEventArgs e)
{
// Note: You probably want to disable this button while "in progress" so the
// user can't click it twice.
await GetResults();
// And re-enable the button here, possibly ...
Git: can't undo local changes (error: path … is unmerged)
...
It's always amusing when the highest voted answer basically just says "you're doing it wrong" :)
– nathanchere
Dec 16 '12 at 23:39
4
...
Copy data into another table
...the column list for newTable is optional if you are specifying a value for all columns and selecting columns in the same order as newTable's schema):
INSERT INTO newTable (col1, col2, col3)
SELECT column1, column2, column3
FROM oldTable
...
How to display the default iOS 6 share action sheet with available share options?
...he UIActivityViewController stated in the other answer makes this trivial. All you have to do is specify the text/image/URL that you want to share and present the activity view controller modally and iOS will automatically display all applicable sharing services. Examples:
Objective-C
- (void)shar...