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Laravel Check If Related Model Exists
...method calls through to an Eloquent query Builder, which is set up to only select the related objects. That Builder in turn passes unknown method calls through to its underlying query Builder.
This means you can use the exists() or count() methods directly from a relation object:
$model->relati...
Prevent contenteditable adding on ENTER - Chrome
...ent('br');
docFragment.appendChild(newEle);
//make the br replace selection
var range = window.getSelection().getRangeAt(0);
range.deleteContents();
range.insertNode(docFragment);
//create a new range
range = document.createRange();
range.setStartAfter(newEle);
...
How to get the list of properties of a class?
... i suppose this is much better pObject.GetType().GetProperties().Select(p=>p.Name)
– Disappointed
Jun 9 '16 at 16:18
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UIButton won't go to Aspect Fit in iPhone
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This method worked for me very well.:
In Xib select the button and set user defined runtime attributes:
Key path: self.imageView.contentMode
Type: Number
Value: 1
We use number because you cant use enum there. But the UIViewContentModeScaleAspectFit is equal to...
How to get names of enum entries?
...erated as follows:
var color: colors = colors.red;
console.log("The color selected is " + colors[color]);
It also creates a nice way to convert a string to an enumerated value.
var colorName: string = "green";
var color: colors = colors.red;
if (colorName in colors) color = colors[colorName];
...
Database: To delete or not to delete records
...re actively allowing an undelete. We also have the option to display it to select users as well, without much extra work.
If you're not actively seeking to fully restore the data, but you'd still like to keep it around for monitoring (or similar) purposes. I would suggest that you figure out (to th...
Transposing a 2D-array in JavaScript
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Why would this option be better than the selected answer?
– Alex Lenail
Jul 31 '18 at 15:46
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How can I permanently enable line numbers in IntelliJ?
...@SamuelKerrien It depends on which of the one of the show line numbers you select. There is one which turns it on/off temporary and one which changes settings (with an on/off toggle at end of line)
– osundblad
Apr 28 '16 at 7:11
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Error: Could not find or load main class in intelliJ IDE
...e's what I did:
Goto File | Project Structure, or press Crtl+Shift+Alt+S
Select Modules under the Project Settings section.
In the Sources tab click Sources on the 'Mark as:' line.
Click the Apply button.
For some reason, all my classes then had blue C's.
Someone with a better understanding...
Undo git update-index --skip-worktree
...-v will print all files with their status
grep -i ^S will filter files and select only skip worktree (S) or skip worktree and assume unchanged (s), -i means ignore case sensitive
cut -c 3- will remove status and leave only paths, cutting from the 3-rd character to the end
tr '\012' '\000' will repla...