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What really is a deque in STL?
I was looking at STL containers and trying to figure what they really are (i.e. the data structure used), and the deque stopped me: I thought at first that it was a double linked list, which would allow insertion and deletion from both ends in constant time, but I am troubled by the promise made ...
How many threads is too many?
I am writing a server, and I send each action of into a separate thread when the request is received. I do this because almost every request makes a database query. I am using a threadpool library to cut down on construction/destruction of threads.
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How can I parse a CSV string with JavaScript, which contains comma in data?
I have the following type of string
17 Answers
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Check if all values of array are equal
I need to find arrays where all values are equal. What's the fastest way to do this? Should I loop through it and just compare values?
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How to get a password from a shell script without echoing
I have a script that automates a process that needs access to a password protected system. The system is accessed via a command-line program that accepts the user password as an argument.
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Java HashMap performance optimization / alternative
I want to create a large HashMap but the put() performance is not good enough. Any ideas?
25 Answers
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Stop and Start a service via batch or cmd file?
How can I script a bat or cmd to stop and start a service reliably with error checking (or let me know that it wasn't successful for whatever reason)?
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How do you run a Python script as a service in Windows?
I am sketching the architecture for a set of programs that share various interrelated objects stored in a database. I want one of the programs to act as a service which provides a higher level interface for operations on these objects, and the other programs to access the objects through that servic...
How do I add a class to a given element?
I have an element that already has a class:
25 Answers
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Function return value in PowerShell
I have developed a PowerShell function that performs a number of actions involving provisioning SharePoint Team sites. Ultimately, I want the function to return the URL of the provisioned site as a String so at the end of my function I have the following code:
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