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Two-way encryption: I need to store passwords that can be retrieved
I am creating an application that will store passwords, which the user can retrieve and see. The passwords are for a hardware device, so checking against hashes are out of the question.
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javascript check for not null
Below is a code snippet, where we retrieve a form value.
Before further processing check if the value is not null..
10 Answ...
PHP - iterate on string characters
Is there a nice way to iterate on the characters of a string? I'd like to be able to do foreach , array_map , array_walk , array_filter etc. on the characters of a string.
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Javascript - remove an array item by value [duplicate]
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You'll want to use JavaScript's Array splice method:
var tag_story = [1,3,56,6,8,90],
id_tag = 90,
position = tag_story.indexOf(id_tag);
if ( ~position ) tag_story.splice(position, 1);
P.S. For an explanation of that cool ~ tilde shortcut, see this post:
Using...
How do I join two lines in vi?
I have two lines in a text file like below:
9 Answers
9
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MySQL root access from all hosts
I've installed MySQL server on a remote Ubuntu machine. The root user is defined in the mysql.user table this way:
9 An...
What is the correct way of using C++11's range-based for?
What is the correct way of using C++11's range-based for ?
4 Answers
4
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How to animate the change of image in an UIImageView?
I have an UIImageView with an image. Now I have a completely new image (graphic file), and want to display that in this UIImageView . If I just set
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Windows service on Local Computer started and then stopped error
Usually, I get this error:
(The "service name" service on Local Computer started and then stopped. Some services stop automatically if they are not in use by other service or programs) when there's something wrong with my code, like non-existing drive paths, etc. The windows service will not start.
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Objective-C 2.0 Mac和iOS开发实践指南 PDF扫描版 - 文档下载 - 清泛网 - ...
...践指南》：如果你想要学习Objective-C 2.0以便为Mac OS X、iPhoRe、iPod touch或iPad编写程序。《Objective-C 2.0 Mac和iOS开发实践指南》是你的最佳选择。《Objective-C 2.0 Mac和iOS开发实践指南》内容精练、可读性强、易于学习，是学习Objective-C2...