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Handle file download from ajax post
...uest();
xhr.open('POST', url, true);
xhr.responseType = 'arraybuffer';
xhr.onload = function () {
if (this.status === 200) {
var filename = "";
var disposition = xhr.getResponseHeader('Content-Disposition');
if (disposition && disposition.indexOf('attachment') !==...
How is Math.Pow() implemented in .NET Framework?
...e technical implementation of Pow() function. Although Hans Passant answer confirms that its the same in .Net world too. I think I can solve the problem at hand by making use of some of the technique listed in the squaring algorithm link. Thanks Again.
– Pawan Mishra
...
ADB No Devices Found
...\google\usb_driver. Note that AppData is a hidden directory. I also had to confirm that I really want to install this driver although Windows claimed it wasn't compatible. But it works. Phew, quite bizarre process...
– JHH
Apr 15 '16 at 6:59
...
Detect browser or tab closing
...elow example.
window.addEventListener("beforeunload", function (e) {
var confirmationMessage = "\o/";
(e || window.event).returnValue = confirmationMessage; //Gecko + IE
return confirmationMessage; //Webkit, Safari, Chrome
});
This example for handling all browsers...
Uint8Array to string in Javascript
... var bb = new Blob([new Uint8Array(buf)]);
var f = new FileReader();
f.onload = function(e) {
callback(e.target.result);
};
f.readAsText(bb);
}
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Browse the files created on a device by the iOS application I'm developing, on workstation?
...
Just confirmed that iExplorer 4 works well under Catalina and iOS 13 to extract files from an installed app. The greatest benefit is that you don't have to download the whole "container" using XCode and can pick just the file(s) y...
Git: show more context when using git add -i or git add -e?
...
To confirm, this is still not possible in 2019.
An external tool like jjlee/git-meld-index can help:
git-meld-index runs meld -- or any other git difftool (kdiff3, diffuse, etc.) -- to allow you to interactively stage chan...
Is there an equivalent of CSS max-width that works in HTML emails?
...;![endif]-->
Here is another example of this in use: Responsive order confirmation emails for mobile devices?
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How do I edit /etc/sudoers from a script?
...make your edits to a temporary file, then use visudo -c -f sudoers.temp to confirm that the changes are valid and then copy it over the top of /etc/sudoers
#!/bin/sh
if [ -f "/etc/sudoers.tmp" ]; then
exit 1
fi
touch /etc/sudoers.tmp
edit_sudoers /tmp/sudoers.new
visudo -c -f /tmp/sudoers.new
i...
Changing variable names in Vim
...ressing gd).
/newname/gc<CR> - will initiate search and replace with confirmation on every match.
Now you have to record a macros or even better - map a key.
Here are the final mappings:
" For local replace
nnoremap gr gd[{V%::s/<C-R>///gc<left><left><left>
" For gl...