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Handle file download from ajax post
...estHeader('Content-type', 'application/x-www-form-urlencoded');
xhr.send($.param(params));
Here is the old version using jQuery.ajax. It might mangle binary data when the response is converted to a string of some charset.
$.ajax({
type: "POST",
url: url,
data: params,
success: fun...
IllegalArgumentException or NullPointerException for a null parameter? [closed]
...former is misleading.
Third, since IAE is clearly designed for validating parameters, you have to assume it as the default choice of exception, so why would you choose NPE instead? Certainly not for different behavior -- do you really expect calling code to catch NPE's separately from IAE and do s...
Last segment of URL in jquery
...
Sidenote: This does not work if the URL does have query params set on it (e.g. .../file?var=value&foo=bar). This solution solves this problem on a more robust and modern way: stackoverflow.com/a/51795122/1123743
– Sebastian Barth
May 18 a...
Returning JSON from a PHP Script
...a);
If I'm not using a particular framework, I usually allow some request params to modify the output behavior. It can be useful, generally for quick troubleshooting, to not send a header, or sometimes print_r the data payload to eyeball it (though in most cases, it shouldn't be necessary).
...
PostgreSQL database default location on Linux
...nux and Ubuntu 14.04 by default.
You can find postgresql.conf and look at param data_directory. If it is commented then database directory is the same as this config file directory.
share
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How to check “hasRole” in Java Code with Spring Security?
...it's not, you could just add SecurityContextHolderAwareRequestWrapper as a parameter. And if it was a web app you could just declare HttpServletRequest as a parameter and call isUserInRole
– David Bradley
Sep 9 '18 at 3:34
...
How to remove new line characters from a string?
... I used Regex.Replace with the exact same regular expression string as the parameter, it worked. Thanks.
– instanceof
Jan 26 '16 at 8:57
9
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How do I get the current absolute URL in Ruby on Rails?
...ApplicationController to return the current URL and allow merging in other parameters
# https://x.com/y/1?page=1
# + current_url( :page => 3 )
# = https://x.com/y/1?page=3
def current_url(overwrite={})
url_for :only_path => false, :params => params.merge(overwrite)
end
Example Usage...
PHP/MySQL insert row then get 'id'
...new = $databaseConnection->prepare($query_new);
$query_new->bind_param('s', $_POST['coursename']);
$query_new->execute();
$course_id = $query_new->insert_id;
$query_new->close();
The code line $course_id = $query_new->insert_id; will display the ID of the last ins...
How to understand nil vs. empty vs. blank in Ruby
...es where an attacker can use unprepared code that simply checks for unless params.nil? or unless params.blank?, and is the cause of much discussion and work currently in Rails. See here for more information: github.com/rails/rails/issues/13420
– Houen
Jul 30 '1...