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Is an anchor tag without the href attribute safe?
Is it okay to use an anchor tag without including the href attribute, and instead using a JavaScript click event handler? So I would omit the href completely, not even have it empty ( href="" ).
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Private properties in JavaScript ES6 classes
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Private fields (and methods) are being implemented in the ECMA standard. You can start using them today with babel 7 and stage 3 preset.
class Something {
#property;
constructor(){
this.#property = "test";
}
#privateMethod() {...
Select DISTINCT individual columns in django?
...distinct(). The above example will work but all combinations of distinct() and values() may not.
PS: it is a good idea to use lower case names for fields in a model. In your case this would mean rewriting your model as shown below:
class ProductOrder(models.Model):
product = models.CharField...
convert ArrayList to JSONArray
...thin an ArrayAdapter for a ListView. I need to take the items in the list and convert them to a JSONArray to send to an API. I've searched around, but haven't found anything that explains how this might work, any help would be appreciated.
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Can I see changes before I save my file in Vim?
I use Vim.
I open a file. I edit it and I want to see what I've edited before I save it.
14 Answers
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How to hide iOS status bar
...uld add this value to plist: "View controller-based status bar appearance" and set it to "NO".
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What is the best way to profile javascript execution? [closed]
...tats on a longer scale.
Imagine you are building a lot of javascript code and you want to determine what are actually the bottlenecks in the code. At first I want to see profile stats of every javascript function and execution time. Next would be including DOM functions. This combined with actions ...
How to define @Value as optional
... limited to plain strings as default values. You can use SPEL expressions, and a simple SPEL expression to return null is:
@Value("${myValue:#{null}}")
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How do I prevent Android taking a screenshot when my app goes to the background?
...R.layout.main);
}
}
This definitely secures against manual screenshots and automatic screenshots from the ICS recent-tasks history. It also secures against screen recording (e.g., apps using the media projection APIs).
UPDATE: it also secures against Now On Tap or other assistants on Android 6....
Where does Chrome store extensions?
...ion
Storage Location for Packed Extensions
Navigate to chrome://version/ and look for Profile Path, it is your default directory and Extensions Folder is where all the extensions, apps, themes are stored
Ex:
Windows
If my Profile Path is %userprofile%\AppData\Local\Google\Chrome\User Data\Defau...