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How to hide image broken Icon using only CSS/HTML?
...yle.display='none'"/>
or
<img src="Error.src" onerror="this.src='fallback-img.jpg'"/>
Update
You can apply this logic to multiple images at once by doing something like this:
document.addEventListener("DOMContentLoaded", function(event) {
document.querySelectorAll('img').forE...
Why an abstract class implementing an interface can miss the declaration/implementation of one of th
...
That wouldn't be a good idea, as there can typically be lots of abstract classes and the 'false' warnings would soon overwhelm you, causing you to miss the 'true' warnings. If you think about it, the 'abstract' keyword is there specifically to tell the compiler to supress ...
How do I add an existing directory tree to a project in Visual Studio?
The issue is simple really. Instead of creating folders in Visual Studio, I create a directory structure for my project on the file system. How do I include all the folders and files in a project, keeping the structure?
...
How to pipe list of files returned by find command to cat to view all the files
...ipe it to another utility like cat (so that cat displays the contents of all those files) and basically need to grep something from these files.
...
How to replace all occurrences of a string?
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Update: As of August 2020, you can use replaceAll
as shown here:
let result = "1 abc 2 abc 3".replaceAll("abc", "xyz");
// `result` is "1 xyz 2 xyz 3"
For older browsers:
Note: Don't use the following solution in performance critical code.
As an alternative to regular ...
Regular expression to get a string between two strings in Javascript
... capture inside parenthesis):
cow(.*)milk
No lookaheads are needed at all.
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list every font a user's browser can display
Is there a way in javascript to obtain the names of all fonts (or font-families) that the browser can show? (I want to give the user a dropdown with a list of all available fonts, and allow the user to choose a font.)
I'd prefer not to have to hardcode this list ahead of time or send it down from t...
Insert a commit before the root commit in Git?
...nd:
git checkout --orphan newroot
git rm -rf .
git clean -fd
git commit --allow-empty -m 'root commit'
Note that on very old versions of Git that lack the --orphan switch to checkout, you have to replace the first line with this:
git symbolic-ref HEAD refs/heads/newroot
2. Rewrite history to s...
How to detect IE11?
...changes it's intentional to avoid mis-detection.
What you can do if you really want to know it's IE is to detect the Trident/ string in the user agent if navigator.appName returns Netscape, something like (the untested);
function getInternetExplorerVersion()
{
var rv = -1;
if (navigator...
inject bean reference into a Quartz job in Spring?
... I do not use Spring's Quartz jobs, because I need to schedule them dynamically, at run time, and all examples of integrating Spring with Quartz that i found were hard-coding the shcedules in the Spring config files... Anyway, here is how I schedule the job:
...