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Semaphore vs. Monitors - what's the difference?
What are the major differences between a Monitor and a Semaphore ?
6 Answers
6
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Regular Expression to match only alphabetic characters
I was wondering If I could get a regular expression which will match a string that only has alphabetic characters, and that alone.
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How to urlencode data for curl command?
I am trying to write a bash script for testing that takes a parameter and sends it through curl to web site. I need to url encode the value to make sure that special characters are processed properly. What is the best way to do this?
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Set Value of Input Using Javascript Function
I'm currently using a YUI gadget. I also do have a Javascript function to validate the output that comes from the div that YUI draws for me:
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AngularJS validation with no enclosing
Is it possible in Angular to validate a single, isolated <input> in a similar way the forms are validated? I'm thinking about something like this:
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Cannot issue data manipulation statements with executeQuery()
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To manipulate data you actually need executeUpdate() rather than executeQuery().
Here's an extract from the executeUpdate() javadoc which is already an answer at its own:
Executes the given SQL statement, which may be an INSERT...
Mongoose: Get full list of users
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Well, if you really want to return a mapping from _id to user, you could always do:
server.get('/usersList', function(req, res) {
User.find({}, function(err, users) {
var userMap = {};
users.forEach(function(user) {
userMap[user._id] = user;
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base64 encoded images in email signatures
I have to include some images (company logo's etc) in email signatures. I've had all sorts of issues using the embedded images produced by the email system in question (they get sent as attachments generally) and as linked images (requiring permission to display them in the email received).
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How can I add reflection to a C++ application?
I'd like to be able to introspect a C++ class for its name, contents (i.e. members and their types) etc. I'm talking native C++ here, not managed C++, which has reflection. I realise C++ supplies some limited information using RTTI. Which additional libraries (or other techniques) could supply this ...
How to set working/current directory in Vim?
... when I want to create a new file by using the :e command I don't want to specify the whole path, just the new filename. Can it be done?
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