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How can I get the last 7 characters of a PHP string?
...characters are greater then 7 return last 7 characters else return the provided string.
or do this if you need to return message or error if length is less then 7
$newstring = (strlen($dynamicstring)>7)?substr($dynamicstring, -7):"message";
substr documentation
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The most sophisticated way for creating comma-separated Strings from a Collection/Array/List?
...swer is better. no need to reinvent the wheel.
– davidjnelson
Nov 15 '12 at 19:34
1
@xtreme-bike...
bootstrap popover not showing on top of all elements
... edited May 28 '14 at 8:46
Vaidas
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answered Apr 12 '13 at 22:37
KyleKy...
Changing UIButton text
...ly obvious, but there are several states available for buttons. If you provide the 'wrong' one, you will not see the text change as desired.
I noticed that my button was not showing the text I added, using the methods shown here. Check this link to make sure you are providing the UIControlState tha...
How to make my font bold using css?
...aration font-weight: bold;.
I would advise you to read the CSS beginner guide at http://htmldog.com/guides/cssbeginner/ .
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Navigation bar show/hide
...an app with a navigation bar consisting of 2 bar buttons. I would like to hide and show this navigation bar when a user double taps the screen.
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Getting name of the class from an instance
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
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Copy files from one directory into an existing directory
...he current directory, not the directory itself. This method also includes hidden files and folders.
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AngularJS ng-repeat handle empty list case
..."!events.length">No events</li>
See example.
Or you can use ngHide
<li ng-hide="events.length">No events</li>
See example.
For object you can test Object.keys.
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Why would you use an ivar?
...ficantly more at times).
Program Correctness
Since the subclasses can override any method, you may eventually see there is a semantic difference between writing to the interface versus managing your state appropriately. Direct access for program correctness is especially common in partially construc...