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converting a base 64 string to an image and saving it
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Here is an example, you can modify the method to accept a string parameter. Then just save the image object with image.Save(...).
public Image LoadImage()
{
//data:image/gif;base64,
//this image is a single pixel (black)
byte[] bytes = Convert.FromBase64String("R0lGODl...
Access properties file programmatically with Spring?
...code, there is the @Value annotation:
@Value("${settings.some.property}")
String someValue;
To access placeholders From SPEL use this syntax:
#('${settings.some.property}')
To expose configuration to views that have SPEL turned off, one can use this trick:
package com.my.app;
import java.uti...
Is it better practice to use String.format over string Concatenation in Java?
Is there a perceptible difference between using String.format and String concatenation in Java?
14 Answers
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Using C# to check if string contains a string in string array
I want to use C# to check if a string value contains a word in a string array. For example,
29 Answers
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C# DateTime to “YYYYMMDDHHMMSS” format
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DateTime.Now.ToString("yyyyMMddHHmmss"); // case sensitive
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Changing specific text's color using NSMutableAttributedString in Swift
...nge the textColor of certain text in a TextView. I am using a concatenated string, and just want the strings I am appending into the TextView's text. It appears that what I want to use is NSMutableAttributedString , but I am not finding any resources of how to use this in Swift. What I have so far ...
In Java, how do I check if a string contains a substring (ignoring case)? [duplicate]
I have two String s, str1 and str2 . How do I check if str2 is contained within str1 , ignoring case?
6 Answers
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Add string in a certain position in Python
...tion in Python that I can use to insert a value in a certain position of a string?
8 Answers
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What does preceding a string literal with “r” mean? [duplicate]
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The r means that the string is to be treated as a raw string, which means all escape codes will be ignored.
For an example:
'\n' will be treated as a newline character, while r'\n' will be treated as the characters \ followed by n.
When an ...
Check whether variable is number or string in JavaScript
Does anyone know how can I check whether a variable is a number or a string in JavaScript?
32 Answers
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