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RVM is not a function, selecting rubies with 'rvm use …' will not work
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243
Your console is not running as a login shell and hence have no access to rvm function. If you a...
Return first N key:value pairs from dict
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edited Aug 21 '19 at 12:43
ofir_aghai
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answered ...
Regular Expression to get a string between parentheses in Javascript
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476
You need to create a set of escaped (with \) parentheses (that match the parentheses) and a gr...
Why does this method print 4?
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41
I think the others have done a good job at explaining why cnt > 0, but there's not enough de...
How to create an array containing 1…N
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409
If I get what you are after, you want an array of numbers 1..n that you can later loop through...
How do I restore a missing IIS Express SSL Certificate?
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194
After going to Add/Remove Programs and choosing the "Repair" option on IIS Express, the certific...
How to use concerns in Rails 4
The default Rails 4 project generator now creates the directory "concerns" under controllers and models. I have found some explanations about how to use routing concerns, but nothing about controllers or models.
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NTFS performance and large volumes of files and directories
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274
Here's some advice from someone with an environment where we have folders containing tens of mil...
Convert int to char in java
...char) a;
System.out.println(b);
will print out the char with ascii value 49 (one corresponding to '1')
If you want to convert a digit (0-9), you can add 48 to it and cast, or something like Character.forDigit(a, 10);.
If you want to convert an int as in ascii value, you can use Character.toChars...
LEFT JOIN only first row
...t query !!!
– Thư Sinh
Mar 10 at 7:48
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