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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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jQuery: Adding two attributes via the .attr(); method
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Should work:
.attr({
target:"nw",
title:"Opens in a new window",
"data-value":"internal link" // attributes which contain dash(-) should be covered in quotes.
});
Note:
" When setting multiple attributes, the quot...
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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Android: When is onCreateOptionsMenu called during Activity lifecycle?
I put a couple of breakpoints in onCreate (one at the beginning, and one at the end of the method), and I also put one at the beginning of onCreateOptionsMenu . The onCreate method is called first, and before it finishes onCreateOptionsMenu is called.
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Is pass-by-value a reasonable default in C++11?
In traditional C++, passing by value into functions and methods is slow for large objects, and is generally frowned upon. Instead, C++ programmers tend to pass references around, which is faster, but which introduces all sorts of complicated questions around ownership and especially around memory ma...
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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