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Scrolling a flexbox with overflowing content

...g post: http://geon.github.io/programming/2016/02/24/flexbox-full-page-web-app-layout Basically, to make a flexbox cell scrollable, you have to make all its parents overflow: hidden;, or it will just ignore your overflow settings and make the parent larger instead. ...
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Proper way to declare custom exceptions in modern Python?

...ture" - is this still intended for deprecation? Python 3.7 still seems to happily accept Exception(foo, bar, qux). – mtraceur Apr 20 '18 at 22:36 ...
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The definitive guide to form-based website authentication [closed]

...server will be able to read logins as they pass through. This type of wiretapping is done routinely by governments, but in general, we won't address 'owned' wires other than to say this: Just use HTTPS. In essence, the only practical way to protect against wiretapping/packet sniffing during login is...
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Why does Internet Explorer not send HTTP post body on Ajax call after failure?

...Ajax request with a Connection: Close line in the response. This keeps IE happy but causes every Ajax request to open a new connection. This can have a significant performance impact, especially on high latency networks. The issue is triggered easily if Ajax requests are made in rapid succession. Fo...
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Java - JPA - @Version annotation

...sage triggers creation of an entity and there are multiple instances of an application listens to the message. I just want to avoid the unique constraint violation error.. – Manu Jan 19 '16 at 6:28 ...
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Custom toast on Android: a simple example

...ext.setText("Hello! This is a custom toast!"); Toast toast = new Toast(getApplicationContext()); toast.setGravity(Gravity.CENTER_VERTICAL, 0, 0); toast.setDuration(Toast.LENGTH_LONG); toast.setView(layout); toast.show(); And check out the below links also for a custom Toast. Custom Toast with An...
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Best ways to teach a beginner to program? [closed]

...ures very quickly without having to learn the GUI tools first. These early apps should be simple enough that you won't need to use any real debugging tools to make them work. If nothing else things like FizzBuzz are good projects. Your first few apps should not have to deal with DBs, file system, c...
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How do you use Mongoose without defining a schema?

... Actually "Mixed" (Schema.Types.Mixed) mode appears to do exactly that in Mongoose... it accepts a schema-less, freeform JS object - so whatever you can throw at it. It seems you have to trigger saves on that object manually afterwards, but it seems like a fair trad...
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Using an ORM or plain SQL? [closed]

For some of the apps I've developed (then proceeded to forget about), I've been writing plain SQL, primarily for MySQL. Though I have used ORMs in python like SQLAlchemy , I didn't stick with them for long. Usually it was either the documentation or complexity (from my point of view) holding me b...
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How to call asynchronous method from synchronous method in C#?

... because they wrap exceptions in AggregateException. This solution is only appropriate if MyAsyncMethod does not synchronize back to its context. In other words, every await in MyAsyncMethod should end with ConfigureAwait(false). This means it can't update any UI elements or access the ASP.NET reque...