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How do I change read/write mode for a file using Emacs?
...-only
or in more recent versions of Emacs
M-x read-only-mode
On my Windows box, that amounts to Alt-x to bring up the meta prompt and typing "toggle-read-only" to call the correct elisp function.
If you are using the default keyboard bindings,
C-x C-q
(which you read aloud as "Contr...
How to move an iFrame in the DOM without losing its state?
...nd them they are completely new entities and they refresh. Its kind of how window.location = window.location will reload a page.
The only way I know to reposition iframes is via CSS. Here is an example I put together showing one way to handle this with flex-box:
https://jsfiddle.net/3g73sz3k/15/
T...
Should URL be case sensitive?
...
Depends on the hosting os. Sites that are hosted on Windows tend to be case insensitive as the underlying file system is case insensitive. Sites hosted on Unix type systems tend to be case sensitive as their underlying file systems are typically case sensitive. The host name p...
stopPropagation vs. stopImmediatePropagation
...e> (and won't go up and up to <body>, <html>, document, and window).
Now, however, if you use event.stopImmediatePropagation() in your first event handler, then, the other two event handlers for <td> WILL NOT run, and won't propagate up to <tr>, <table> (and won't g...
How do I configure PyCharm to run py.test tests?
...nly half-works, though: if I right-click on the folder in the Project tool window, it gives me an option to create doctests, not py.tests. (I'll write up a bug report.) But it does work if I right-click in the editor and then change "Script:" to the directory name.
– Joe White
...
How do I delete NuGet packages that are not referenced by any project in my solution?
...ware
Copy the output of GetPackages in NimbleText(For each row in the list window)
Set Column Seperator to ( if required
Type Uninstall-Package $0 (Substitute using pattern window)
Copy the results and paste them in Package Manage Console
That be all folks.
Event listener for when element becomes visible?
...st poll the element for changes like this:
var previous_style,
poll = window.setInterval(function()
{
var current_style = document.getElementById('target').style.display;
if (previous_style != current_style) {
alert('style changed');
window.clearInterval(poll);
} els...
How to identify unused css definitions
...dit to them for recommending other solutions:
Latish Sehgal has written a windows application to find and remove unused CSS classes. I haven't tested it but from the description, you have to provide the path of your html files and one CSS file. The program will then list the unused CSS selectors. F...
Stashing only staged changes in git - is it possible?
...ss" -- $(git diff --staged --name-only)
Tested on v2.17.1 and v2.21.0.windows.1
Limitations:
Please be aware that this will stash every single thing, if you have no files staged.
Also if you have a file that is only partially staged ( i.e. only some changed lines, are staged whi...
How can I shift-select multiple checkboxes like GMail?
...function check(event) {
// in IE, the event object is a property of the window object
// in Mozilla, event object is passed to event handlers as a parameter
if (!event) { event = window.event }
var num = parseInt(/box\[(\d+)\]/.exec(this.name)[1]);
if (event.shiftKey && last !...