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Regular expression to match standard 10 digit phone number
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20 Answers
20
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Named string formatting in C#
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130
There is no built-in method for handling this.
Here's one method
string myString = "{foo} is {...
How can I use an http proxy with node.js http.Client?
...y.
var http = require("http");
var options = {
host: "proxy",
port: 8080,
path: "http://www.google.com",
headers: {
Host: "www.google.com"
}
};
http.get(options, function(res) {
console.log(res);
res.pipe(process.stdout);
});
For the record his answer does work with http://node...
Circle-Rectangle collision detection (intersection)
...ods will work, but for a rectangle you can just check whether this works:
0 ≤ AP·AB ≤ AB·AB and 0 ≤ AP·AD ≤ AD·AD
And intersectCircle() is easy to implement too: one way would be to check if the foot of the perpendicular from P to the line is close enough and between the endpoints, an...
Dynamically creating keys in a JavaScript associative array
...()
var keyValuePair = text.replace(/ /g,'').split('=');
dict[ keyValuePair[0] ] = keyValuePair[1];
alert( dict[keyValuePair[0]] );
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Inserting image into IPython notebook markdown
...mg src="files/subdir/image.png">, etc.
Update: starting with IPython 2.0, the files/ prefix is no longer needed (cf. release notes). So now the solution <img src="image.png"> simply works as expected.
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How do I write a for loop in bash
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104
From this site:
for i in $(seq 1 10);
do
echo $i
done
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How to trigger a click on a link using jQuery
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10 Answers
10
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Copying files from one directory to another in Java
... Java. I have a directory, dir, with text files. I iterate over the first 20 files in dir, and want to copy them to another directory in the dir directory, which I have created right before the iteration.
In the code, I want to copy the review (which represents the ith text file or review) to tra...
Check whether a string is not null and not empty
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905
What about isEmpty() ?
if(str != null && !str.isEmpty())
Be sure to use the parts of...