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How to limit the maximum value of a numeric field in a Django model?
... to restrict it to storing only numbers within a certain range, e.g. 0.0-5.0 ?
6 Answers
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UIButton: how to center an image and a text using imageEdgeInsets and titleEdgeInsets?
...entEdgeInsets = UIEdgeInsetsMake(edgeOffset, 0.0, edgeOffset, 0.0);
Swift 5.0 version
extension UIButton {
func alignVertical(spacing: CGFloat = 6.0) {
guard let imageSize = imageView?.image?.size,
let text = titleLabel?.text,
let font = titleLabel?.font
else { return }
t...
Firefox Add-on RESTclient - How to input POST parameters?
.../test?param1=hallo HTTP/1.1 Host: xxx.xxx.xxx.xxx:9090 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Firefox/24.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,/;q=0.8 Accept-Language: null Accept-Encoding: gzip, deflate Content-Length: 0 Content-Type: text/...
How do I use vi keys in ipython under *nix?
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In case someone's wandering in here recently, IPython 5.0 switched from readline to prompt_toolkit, so an updated answer to this question is to pass an option:
$ ipython --TerminalInteractiveShell.editing_mode=vi
... or to set it globally in the profile configuration (~/.ipyt...
How to append something to an array?
... vs. 800ms)
Large arrays: arr.push(b) is faster (500ms vs. 900ms)
Safari 5.0 (Mac):
Small arrays: arr[arr.length] = b is faster (90ms vs. 115ms)
Large arrays: arr[arr.length] = b is faster (160ms vs. 185ms)
Google Chrome 6.0 (Mac):
Small arrays: No significant difference (and Chrome is FAST!...
SQL Logic Operator Precedence: And and Or
...with standard SQL and with MySQL documentation... dev.mysql.com/doc/refman/5.0/en/operator-precedence.html You should try again, - carefully this time...try declare @x tinyInt = 1 declare @y tinyInt = 0 declare @z tinyInt = 0 select case when @x=1 or @y=1 and @z=1 then'T' else 'F' end select cas...
What is the advantage of using async with MVC5?
...t the current SynchronizationContext makes a big difference." (Async in C# 5.0, 2012, Alex Davies)
– annemartijn
Mar 22 '14 at 21:46
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Android: how to make keyboard enter button say “Search” and handle its click?
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Yup, android:inputType="text" is still needed in 5.0 :)
– lionelmessi
Dec 30 '15 at 19:32
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show 8 more comments
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Force update of an Android app when a new version is available
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Solution from Google team
Starting from Android 5.0 that's easily achievable through the new Google Play In App updates mechanism. The requirements are to have Play Core library of version 1.5.0+ and use App Bundles idstribution instead of apks.
The library provides you 2...
How to programmatically send SMS on the iPhone?
... be mentioned that this ability is fixed in iOS 6, but is relevant for iOS 5.0—5.1.1. Jailbreak, Private Framework, and other illegal tools are not required for its exploitation. Only the set of header files from the directory /usr/include/xpc/* are needed.
One of the elements for SMS sending in ...