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How would you implement an LRU cache in Java?
Please don't say EHCache or OSCache, etc. Assume for purposes of this question that I want to implement my own using just the SDK (learning by doing). Given that the cache will be used in a multithreaded environment, which datastructures would you use? I've already implemented one using LinkedHashM...
What's the easy way to auto create non existing dir in ansible
In my Ansible playbook many times i need to create file there
7 Answers
7
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Dark color scheme for Eclipse [closed]
Is Eclipse at all theme-able? I would like to install a dark color scheme for it, since I much prefer white text on dark background than the other way around.
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Which Radio button in the group is checked?
... WinForms; Is there a better way to find the checked RadioButton for a group? It seems to me that the code below should not be necessary. When you check a different RadioButton then it knows which one to uncheck… so it should know which is checked. How do I pull that information without doing a lo...
Iterate all files in a directory using a 'for' loop
How can I iterate over each file in a directory using a for loop?
17 Answers
17
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Windows path in Python
What is the best way to represent a Windows directory, for example "C:\meshes\as" ? I have been trying to modify a script but it never works because I can't seem to get the directory right, I assume because of the '\' acting as escape character?
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In Bash, how do I add a string after each line in a file?
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If your sed allows in place editing via the -i parameter:
sed -e 's/$/string after each line/' -i filename
If not, you have to make a temporary file:
typeset TMP_FILE=$( mktemp )
touch "${TMP_FILE}"
cp -p filename "${TMP_FILE}"
sed -e 's/$/st...
Rename multiple files based on pattern in Unix
There are multiple files in a directory that begin with prefix fgh , for example:
22 Answers
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Using Python String Formatting with Lists
I construct a string s in Python 2.6.5 which will have a varying number of %s tokens, which match the number of entries in list x . I need to write out a formatted string. The following doesn't work, but indicates what I'm trying to do. In this example, there are three %s tokens and the list ...
How to get all count of mongoose model?
... = require('mongoose');
var db = mongoose.connect('mongodb://localhost/myApp');
var userSchema = new mongoose.Schema({name:String,password:String});
var userModel =db.model('userlists',userSchema);
var anand = new userModel({ name: 'anand', password: 'abcd'});
anand.save(function (err, docs) {
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