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How do I animate constraint changes?
I'm updating an old app with an AdBannerView and when there is no ad, it slides off screen. When there is an ad it slides on the screen. Basic stuff.
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Devise - How do I forbid certain users from signing in?
I am using Devise for authentication in my application.
4 Answers
4
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Why can't a text column have a default value in MySQL?
...r platforms it is often a warning. While not a bug, it's possible to get trapped by this if you write code on a lenient platform, and later run it on a strict platform:
Personally, I do view this as a bug. Searching for "BLOB/TEXT column can't have a default value" returns about 2,940 results on ...
Function of Project > Clean in Eclipse
...ssarily work either, especially if there are a lot of files missing. This happens to me rather often when I check out a branch of code that has had a lot of changes since the last time I built it. In that case, the only recourse I've found is to start a brand new workspace and reload the project fro...
How to change ProgressBar's progress indicator color in Android
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I copied this from one of my apps, so there's prob a few extra attributes, but should give you the idea. This is from the layout that has the progress bar:
<ProgressBar
android:id="@+id/ProgressBar"
style="?android:attr/progressBarStyleHoriz...
Why is Magento so slow? [closed]
...en means querying multiple rows
There's a lot of things behind the scenes (application configuration, system config, layout config, etc.) that involve building up giant XML trees in memory and then "querying" those same trees for information. This takes both memory (storing the trees) and CPU (pars...
SOAP server and client application VCL+indy demo for Delphi XE?
...The basic problems with the demo from the 2007 era are two:
The WAD (web app debugger) is gone. you have to make a new server using the Indy server, for optimal demo purposes, saving you from using WAD (which is gone) or setting up ISAPI environment, under IIS, which is hardly ideal for demo purpo...
Run PHP Task Asynchronously
I work on a somewhat large web application, and the backend is mostly in PHP. There are several places in the code where I need to complete some task, but I don't want to make the user wait for the result. For example, when creating a new account, I need to send them a welcome email. But when they h...
Password hint font in Android
...different font (courrier?). How can I avoid this? I would like the hint to appear in the same font that when the EditText is not in password mode.
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When is .then(success, fail) considered an antipattern for promises?
...irst argument to .then()) will only be executed in case that no exception happened. The labelled block and the break statement feel a bit odd, this is actually what python has try-except-else for (recommended reading!).
// some_promise_call().then(logger.log).catch(logger.log)
try {
var results...