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Java 8 functional interface with no arguments and no return value
...n't seem right to me to use Runnable where it's not intended for execution by a thread; seems misleading. Runnable is defined as a FunctionalInterface because it meets the specification of a functional interface and can be created using lambda syntax. Why not create your own functional interface? se...
Can you put two conditions in an xslt test attribute?
... Nov 25 '08 at 21:18
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Webstorm: “Cannot Resolve Directory”
...asset root folder from the right-hand panel. Then mark it as Resource Root by clicking the button above the file browser.
From the Jetbrains documentation, a Resource Root enables WebStorm to complete relative paths to resources under the selected folder. This means that you should use Resource Roo...
Check if element is visible in DOM
...
If you're interested in visible by the user:
function isVisible(elem) {
if (!(elem instanceof Element)) throw Error('DomUtil: elem is not an element.');
const style = getComputedStyle(elem);
if (style.display === 'none') return false;
if (s...
wkhtmltopdf: cannot connect to X server
...needed X11 or similar X server to run correctly, but through many requests by developers to have this run on servers without GUI, I am pretty sure it runs a virtual X server in the static version . I have been using the static (stand-alone) version of the program and it works great! I would put t...
ReferenceError: event is not defined error in Firefox
... 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...
Java 8 method references: provide a Supplier capable of supplying a parameterized result
... 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...
Spring Expression Language (SpEL) with @Value: dollar vs. hash ($ vs. #)
...n Language" (EL) in the Java EE spec which is meant to be used in JSPs and by JSF. It has nothing to do with Spring EL.
– gregfqt
Mar 18 '15 at 13:59
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How do I stop a Git commit when VI is on the screen waiting for a commit message?
...ommit message (only the first few rows not beginning with a #) for example by holding v and using arrow keys to select it and then pressing Delete. Quit with :wq to apply changes! If you use :q! the changes will be lost and the previous commit message will be used.
When using VIM it's ok in both c...
“wait_fences: failed to receive reply: 10004003”?
...iting an arbitrary period of time and hoping it's completed, you can know by overriding -viewDidDisappear in the modalViewController. That can call back to the modal's -parentViewController, or could post a notification. The key is to understand that asking something to dismiss does not mean it is ...