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Send POST data on redirect with JavaScript/jQuery? [duplicate]
... example that avoids needing to name and then lookup the form object again by constructing the form specifically (using jQuery)..
var url = 'http://example.com/vote/' + Username;
var form = $('<form action="' + url + '" method="post">' +
'<input type="text" name="api_url" value="' + Retu...
Passing arguments to require (when loading module)
...make explicit use of this app argument, but I don't know if it is required by node.js for some internal thing. If it's ok, my module declaration would look like this: module.exports = function (db) {
– Ulysses Alves
Nov 11 '15 at 12:09
...
DLL and LIB files - what and why?
...ding the library code into your program when it is compiled, it can be run by mapping it into your program as it is loaded into memory. Multiple programs running at the same time that use the same functions can all share one copy, saving memory. In fact, you can load dynamic libraries only as needed...
How to send JSON instead of a query string with $.ajax?
...ow it would have saved me hours!
Since my http requests are being handled by a CGI API from IBM (AS400 environment) on a different subdomain these requests are cross origin, hence the jsonp. I actually send my ajax via javascript object(s). Here is an example of my ajax POST:
var data = {USER : l...
Create new tmux session from inside a tmux session
...
Prefix ( previous session
Prefix ) next session
note: Prefix is Ctrl-bby default. You can bind Prefix to Ctrl-a and in Mac OSX you can change Caps Lock to ctrl system preferences > keyboard > modifier keys
Attach to a session using command mode while inside tmux
Trying to attach to a se...
How can I list ALL DNS records?
...
The spec has never been interpreted consistently by resolvers as to the meaning of ANY. It definitely does not mean ALL (there's a request for that), although some (not many) treated it that way. Others just dumped their cache, and others restricted it to certain record t...
How to get a pixel's x,y coordinate color from an image?
...as your image and has the image drawn on it.
var img = document.getElementById('my-image');
var canvas = document.createElement('canvas');
canvas.width = img.width;
canvas.height = img.height;
canvas.getContext('2d').drawImage(img, 0, 0, img.width, img.height);
After that, when a user clicks, use...
How to reuse an ostringstream?
... inputs: seek get ptr to start
That will prevent some reallocations done by str by overwriting whatever is in the output buffer currently instead. Results are like this:
std::ostringstream s;
s << "hello";
s.seekp(0);
s << "b";
assert(s.str() == "bello");
If you want to use the stri...
Command to change the default home directory of a user
...r, type:
vi /etc/default/useradd
The default home directory defined by HOME variable, find line that
read as follows:
HOME=/home
Replace with:
HOME=/iscsi/user
Save and close the file. Now you can add user using regular useradd
command:
# useradd vivek
# passwd vivek
...
what is the preferred way to mutate a React state?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...