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Insert a string at a specific index
How can I insert a string at a specific index of another string?
18 Answers
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Ruby equivalent of virtualenv?
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RVM works closer to how virtualenv works since it lets you sandbox different ruby versions and their gems, etc.
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How can I trim beginning and ending double quotes from a string?
...at said, this smells a bit like that you're trying to invent a CSV parser. If so, I'd suggest to look around for existing libraries, such as OpenCSV.
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Declaring functions in JavaScript [duplicate]
What's the difference between these two ways of declaring a function?
8 Answers
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Showing which files have changed between two revisions
...ave been separated for a while and wanted to know which files have been modified.
18 Answers
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Listing only directories in UNIX
I want to list only the directories in specified path ( ls doesn't have such option).
Also, can this be done with a single line command?
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How to drop SQL default constraint without knowing its name?
In Microsoft SQL Server, I know the query to check if a default constraint exists for a column and drop a default constraint is:
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Easy way to dismiss keyboard?
...ols scattered throughout many table cells in my table, and I was wondering if there's an easier way to dismiss the keyboard without having to loop through all my controls and resigning them all as the first responder. I guess the question is.. How would I get the current first responder to the keybo...
How to filter None's out of List[Option]?
If I have a List[Option[A]] in Scala, what is the idiomatic way to filter out the None values?
3 Answers
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Simplest SOAP example
...';
xmlhttp.onreadystatechange = function () {
if (xmlhttp.readyState == 4) {
if (xmlhttp.status == 200) {
alert(xmlhttp.responseText);
// alert('done. use firebug/console to see network response');
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