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Convert NSData to String?
I am storing a openssl private Key EVP_PKEY as nsdata. For this I am serializing into a byte stream using the code below
6 ...
How to detect Adblock on my website?
...ain ad network and is very lightweight. I've been running it in production for a few years. AdBlock blocks all URLs containing the word "ads" or "prebid". So this is what I did:
I added a small js file to my webroot with the name prebid-ads.js
Update 2020-07-27: you might want to call the file prebi...
How to clear/remove observable bindings in Knockout.js?
I'm building functionality onto a webpage which the user can perform multiple times. Through the user's action, an object/model is created and applied to HTML using ko.applyBindings().
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Explanation of JSONB introduced by PostgreSQL
...ween json & jsonb is their storage:
json is stored in its plain text format, while
jsonb is stored in some binary representation
There are 3 major consequences of this:
jsonb usually takes more disk space to store than json (sometimes not)
jsonb takes more time to build from its input repr...
Where can I find a NuGet package for upgrading to System.Web.Http v5.0.0.0?
...was used to deploy the System.Web.Mvc dll (and others) with your web app before NuGet became mainstream.
– Steven Liekens
Jan 28 '16 at 13:46
add a comment
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Create table in SQLite only if it doesn't exist already
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This works for indices, too: CREATE UNIQUE INDEX IF NOT EXISTS some_index ON some_table(some_column, another_column);
– Michael Scheper
Oct 22 '18 at 18:36
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How to Display blob (.pdf) in an AngularJS app
...sponse. The pdf must be displayed within the app using <embed src> for example.
8 Answers
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How do I put a clear button inside my HTML text input box like the iPhone does?
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@thebluefox has summarized the most of all. You're only also forced to use JavaScript to make that button to work anyway. Here's an SSCCE, you can copy'n'paste'n'run it:
<!DOCTYPE html>
<html lang="en">
<head>
<title>SO question 2803532</title>...
Exception thrown in NSOrderedSet generated accessors
...ss is you've converted, created, or are treating a pointer as an NSArray before passing back to the NSManagedObject, which should if any reason be calling isEqualToOrderedSet to determine if the set needs to even change or be left as is.
– InitJason
Jan 19 '12 ...
Rails Console: reload! not reflecting changes in model files? What could be possible reason?
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Are you reloading the object from the database?
For example:
>> a = User.last
=> #<User id: 16, email: "asdfadsf@sdfdsf.com">
>> reload!
Reloading...
=> true
'a' won't reflect any changes to your model until you reload it from the db.
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