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How can I read a large text file line by line using Java?
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try (BufferedReader br = new BufferedReader(new FileReader(file))) {
String line;
while ((line = br.readLine()) != null) {
// process the line.
}
}
You can read the data faster if you assume there is no character encoding. e.g. ASCII-7 but it won't make much difference. It is...
Android. WebView and loadData
...sible to use following method for content's setting of a web-view
loadData(String data, String mimeType, String encoding)
9...
Escaping single quote in PHP when inserting into MySQL [duplicate]
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You should be escaping each of these strings (in both snippets) with mysql_real_escape_string().
http://us3.php.net/mysql-real-escape-string
The reason your two queries are behaving differently is likely because you have magic_quotes_gpc turned on (which you s...
Jackson JSON custom serialization for certain fields
...plement a custom serializer as follows:
public class Person {
public String name;
public int age;
@JsonSerialize(using = IntToStringSerializer.class, as=String.class)
public int favoriteNumber:
}
public class IntToStringSerializer extends JsonSerializer<Integer> {
@Ove...
Convert Enum to String
Which is the preferred way to convert an Enum to a String in .NET 3.5?
13 Answers
13
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Test if string is a guid without throwing exceptions?
I want to try to convert a string to a Guid, but I don't want to rely on catching exceptions (
18 Answers
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Create a hexadecimal colour based on a string with JavaScript
I want to create a function that will accept any old string (will usually be a single word) and from that somehow generate a hexadecimal value between #000000 and #FFFFFF , so I can use it as a colour for a HTML element.
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How to find indices of all occurrences of one string in another in JavaScript?
I'm trying to find the positions of all occurrences of a string in another string, case-insensitive.
13 Answers
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Print JSON parsed object?
...entioning that in chrome (and perhaps other browsers) when combined with a string like this: console.log("object: " + obj) it does not display the object, but instead will output "object: [Object obj]".
– Shahar
Jan 22 '15 at 2:13
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How do you round a number to two decimal places in C#?
...ut you do want to format data for your users, and to that end, I find that string.Format("{0:0.00}", number) is a good approach.
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