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Measuring the distance between two coordinates in PHP
... have the need to calculate the distance between two points having the lat and long.
12 Answers
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Difference between System.DateTime.Now and System.DateTime.Today
Can anyone explain the difference between System.DateTime.Now and System.DateTime.Today in C#.NET? Pros and cons of each if possible.
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Database cluster and load balancing
... be on 2 different servers how do they keep the data between synchronized. And how does this differ from load balancing from a database server perspective?
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How to find out how many lines of code there are in an Xcode project?
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Check out CLOC.
cloc counts blank lines, comment lines, and physical lines of source code in many programming languages.
(Legacy builds are archived on SourceForge.)
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impr...
Regex to match only letters
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Use a character set: [a-zA-Z] matches one letter from A–Z in lowercase and uppercase. [a-zA-Z]+ matches one or more letters and ^[a-zA-Z]+$ matches only strings that consist of one or more letters only (^ and $ mark the begin and end of a string respectively).
If you want to match other letters...
Remove sensitive files and their commits from Git history
...ect on GitHub but it contains certain files with sensitive data (usernames and passwords, like /config/deploy.rb for capistrano).
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How to tell whether a point is to the right or left side of a line
...o separate them into 2 distinct sets. To do this, I choose two points ( a and b ) and draw an imaginary line between them. Now I want to have all points that are left from this line in one set and those that are right from this line in the other set.
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How can I create an Asynchronous function in Javascript?
...iscussing this with a friend yesterday so this answer is perfect! I understand and can identify the async functions and use them in JS properly. But simply why can't we implement custom ones is not clear to me. It's like a black box that we know how make it work (using, say, setInterval) but that we...
Hide separator line on one UITableViewCell
...d, add this line:
self.tableView.separatorColor = [UIColor clearColor];
and in cellForRowAtIndexPath:
for iOS lower versions
if(indexPath.row != self.newCarArray.count-1){
UIImageView *line = [[UIImageView alloc] initWithFrame:CGRectMake(0, 44, 320, 2)];
line.backgroundColor = [UICol...
iPhone 5 CSS media query
The iPhone 5 has a longer screen and it's not catching my website's mobile view. What are the new responsive design queries for the iPhone 5 and can I combine with existing iPhone queries?
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