大约有 8,100 项符合查询结果（耗时：0.0185秒） [XML]
Generate a random letter in Python
Is there a way to generate random letters in Python (like random.randint but for letters)? The range functionality of random.randint would be nice but having a generator that just outputs a random letter would be better than nothing.
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Finding Key associated with max Value in a Java Map
What is the easiest way to get key associated with the max value in a map?
16 Answers
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How to convert an int value to string in Go?
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Use the strconv package's Itoa function.
For example:
package main
import (
"strconv"
"fmt"
)
func main() {
t := strconv.Itoa(123)
fmt.Println(t)
}
You can concat strings simply by +'ing them, or by using the Join funct...
How to focus on a form input text field on page load using jQuery?
This is probably very simple, but could somebody tell me how to get the cursor blinking on a text box on page load?
11 Answ...
Some built-in to pad a list in python
I have a list of size < N and I want to pad it up to the size N with a value.
10 Answers
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What can I use for good quality code coverage for C#/.NET? [closed]
I wonder what options there are for .NET (or C# specifically) code coverage, especially in the lower priced segment?
12 Ans...
Ternary operator (?:) in Bash
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ternary operator ? : is just short form of if/else
case "$b" in
5) a=$c ;;
*) a=$d ;;
esac
Or
[[ $b = 5 ]] &amp;&amp; a="$c" || a="$d"
share
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Get table column names in MySQL?
Is there a way to grab the columns name of a table in mysql?
using php
19 Answers
19
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How to install PostgreSQL's pg gem on Ubuntu?
I'm trying to install PostgreSQL's pg gem for Ruby.
19 Answers
19
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Bootstrap select dropdown list placeholder
I am trying to make a dropdown list that contains a placeholder. It doesn't seem to support placeholder="stuff" as other forms do. Is there a different way to obtain a placeholder in my dropdown?
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