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How can I grep for a string that begins with a dash/hyphen?
... grep for the string that starts with a dash/hyphen, like -X , in a file, but it's confusing this as a command line argument.
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How to remove constraints from my MySQL table?
I want to remove constraints from my table. My query is:
12 Answers
12
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Adding minutes to date time in PHP
...me, after doing lots of google'ing and PHP manual reading, I don't seem to be getting anywhere.
13 Answers
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UnicodeDecodeError: 'utf8' codec can't decode byte 0xa5 in position 0: invalid start byte
I am using Python-2.6 CGI scripts but found this error in server log while doing json.dumps() ,
15 Answers
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How to copy a directory using Ant
I have used copydir to copy a directory tree but it is deprecated. My directory contains some sub-directories, and some of those contain files and others contain more sub-directories.
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How to save picture to iPhone photo library?
What do I need to do to save an image my program has generated (possibly from the camera, possibly not) to the system photo library on the iPhone?
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How to list only top level directories in Python?
I want to be able to list only the directories inside some folder.
This means I don't want filenames listed, nor do I want additional sub-folders.
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Check if property has attribute
Given a property in a class, with attributes - what is the fastest way to determine if it contains a given attribute? For example:
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Two-way encryption: I need to store passwords that can be retrieved
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Personally, I would use mcrypt like others posted. But there is much more to note...
How do I encrypt and decrypt a password in PHP?
See below for a strong class that takes care of everything for you:
What is the safest algorithm to encrypt the passwords with?
safest? an...
Border length smaller than div width?
... : 200px;
height : 50px;
position: relative;
z-index : 1;
background: #eee;
}
div:before {
content : "";
position: absolute;
left : 0;
bottom : 0;
height : 1px;
width : 50%; /* or 100px */
border-bottom:1px solid magenta;
}
<div>Item 1</di...