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How to create directories recursively in ruby?
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Harmon WoodHarmon Wood
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How can I count the number of matches for a regex?
...tches
When counting matches of aa in aaaa the above snippet will give you 2.
aaaa
aa
aa
To get 3 matches, i.e. this behavior:
aaaa
aa
aa
aa
You have to search for a match at index <start of last match> + 1 as follows:
String hello = "aaaa";
Pattern pattern = Pattern.compile("aa");...
Get operating system info
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202
The code below could explain in its own right, how http://thismachine.info/ is able to show wh...
How to select Python version in PyCharm?
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152
File -> Settings
Preferences->Project Interpreter->Python Interpreters
If it's not li...
VB.NET - How to move to next item a For Each Loop?
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edited Sep 4 '12 at 15:23
answered May 6 '09 at 13:56
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Can you turn off Peek Definition in Visual Studio 2013 and up?
In Visual Studio 2013 and up, there is the Peek Definition feature when you Ctrl + Click. At first I thought this was cool, but I have found that the majority of the time, I need to click the Promote to Document button, since I make lots of changes to the files I Ctrl + Click on. But after Googl...
If string is empty then return some default value
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228
ActiveSupport adds a presence method to all objects that returns its receiver if present? (the...
How can I brew link a specific version?
...w switch <formula> <version>
Example:
brew switch mysql 5.5.29
You can find the versions installed on your system with info.
brew info mysql
And to see the available versions to install, you can provide a dud version number, as brew will helpfully respond with the available versi...
Serializing a list to JSON
... will need to install their respective packages.
If stuck using .Net Core 2.2 or earlier;
Default to using Newtonsoft JSON.Net as your first choice JSON Parser.
e.g.
using Newtonsoft.Json;
var json = JsonConvert.SerializeObject(aList);
you may need to install the package first.
PM> Instal...
How to change line-ending settings
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edited May 26 '18 at 23:50
The Guy with The Hat
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