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How expensive is the lock statement?
I've been experimenting with multi threading and parallel processing and I needed a counter to do some basic counting and statistic analysis of the speed of the processing. To avoid problems with concurrent use of my class I've used a lock statement on a private variable in my class:
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Why do we always prefer using parameters in SQL statements?
I am very new to working with databases. Now I can write SELECT , UPDATE , DELETE , and INSERT commands. But I have seen many forums where we prefer to write:
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How can I order a List?
I have this List<string> :
5 Answers
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How to set the value to a cell in Google Sheets using Apps Script?
I want to set text or number in Google Sheet from script.
3 Answers
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What are the differences between node.js and node?
I've installed node.js in my machine (linux mint 15), when I run node example.js , it says:
2 Answers
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How to find serial number of Android device?
I need to use a unique ID for an Android app and I thought the serial number for the device would be a good candidate. How do I retrieve the serial number of an Android device in my app ?
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Adding a column to a data.frame
I have the data.frame below. I want to add a column that classifies my data according to column 1 ( h_no ) in that way that the first series of h_no 1,2,3,4 is class 1, the second series of h_no (1 to 7) is class 2 etc. such as indicated in the last column.
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Node.js spawn child process and get terminal output live
I have a script that outputs 'hi', sleeps for a second, outputs 'hi', sleeps for 1 second, and so on and so forth. Now I thought I would be able to tackle this problem with this model.
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What are all possible pos tags of NLTK?
How do I find a list with all possible pos tags used by the Natural Language Toolkit (nltk)?
8 Answers
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Prevent tabstop on A element (anchor link) in HTML
Is it possible to cancel an <a href="..."> from being tabstopped in any browser? I would like to do this without Javascript.
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