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How do I use a file grep comparison inside a bash if/else statement?
When our server comes up we need to check a file to see how the server is configured.
4 Answers
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How to access test resources in Scala?
I have a file data.xml in src/test/resources/ .
5 Answers
5
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Rails detect if request was AJAX
...on I wish to only respond with processing if it was called from an AJAX request. How do I check?
5 Answers
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Generate full SQL script from EF 5 Code First Migrations
How do I use Entity Framework 5 Code First Migrations to create a full database script from the initial (empty) state to the latest migration?
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CocoaPods - use specific pod version
I am using CocoaPods for a macOS app. I have compilation errors with AFNetworking (current version, 1.2.1) and saw that these didn't exist in the previous version (1.2.0).
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How to trim leading and trailing white spaces of a string?
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For example,
package main
import (
"fmt"
"strings"
)
func main() {
s := "\t Hello, World\n "
fmt.Printf("%d %q\n", len(s), s)
t := strings.TrimSpace(s)
fmt.Printf("%d %q\n", len(t), t)
}
Output:
16 "\t Hello, World\n "
12 "Hello, World"
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How to show SQL queries run in the Rails console?
When I run queries (e.g. MyModel.where(...) or record.associated_things ) in the console, how can I see the actual database queries being run so I can gain more understanding of what is happening?
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Rails: create on has_one association
Hi (huge Rails newbie here), I have the following models:
4 Answers
4
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How do I set a conditional breakpoint in gdb, when char* x points to a string whose value equals “he
...t I want gdb to break at line x when char* x points to a string whose value equals "hello" ? If yes, how?
3 Answers
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Validate uniqueness of multiple columns
Is there a rails-way way to validate that an actual record is unique and not just a column? For example, a friendship model / table should not be able to have multiple identical records like:
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