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Change private static final field using Java reflection
....FINAL);
field.set(null, newValue);
}
public static void main(String args[]) throws Exception {
setFinalStatic(Boolean.class.getField("FALSE"), true);
System.out.format("Everything is %s", false); // "Everything is true"
}
}
Assuming no SecurityException is thrown...
Using new line(\n) in string and rendering the same in HTML
I have a string say
5 Answers
5
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How to extract img src, title and alt from html using php? [duplicate]
...eb page source code :
/* preg_match_all match the regexp in all the $html string and output everything as
an array in $result. "i" option is used to make it case insensitive */
preg_match_all('/<img[^>]+>/i',$html, $result);
print_r($result);
Array
(
[0] => Array
(
...
How to bind multiple values to a single WPF TextBlock?
...
You can use a MultiBinding combined with the StringFormat property. Usage would resemble the following:
<TextBlock>
<TextBlock.Text>
<MultiBinding StringFormat="{}{0} + {1}">
<Binding Path="Name" />
<Bi...
C++ Tuple vs Struct
...ple.
struct StructData {
int X;
int Y;
double Cost;
std::string Label;
bool operator==(const StructData &rhs) {
return std::tie(X,Y,Cost, Label) == std::tie(rhs.X, rhs.Y, rhs.Cost, rhs.Label);
}
bool operator<(const StructData &rhs) {
return...
How do you specify the date format used when JAXB marshals xsd:dateTime?
...ation.adapters.XmlAdapter;
public class DateAdapter extends XmlAdapter<String, Date> {
private final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
@Override
public String marshal(Date v) throws Exception {
synchronized (dateFormat) {
...
How to use GROUP_CONCAT in a CONCAT in MySQL
.... I always use this separator, because it's impossible to find it inside a string, therefor it's unique.
There is no problem having two A's, you identify only the value. Or you can have one more colum, with the letter, which is even better.
Like this :
SELECT id,GROUP_CONCAT(DISTINCT(name)), GROUP_...
Search text in stored procedure in SQL Server
...ike '%\[ABD\]%' ESCAPE '\'
Then the square brackets will be treated as a string literals not as wild cards.
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sed edit file in place
...w file and then renames it behind the scenes, anyway.
Example:
sed -i 's/STRING_TO_REPLACE/STRING_TO_REPLACE_IT/g' filename
and
sed -i '' 's/STRING_TO_REPLACE/STRING_TO_REPLACE_IT/g' filename
on macOS.
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Get the (last part of) current directory name in C#
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@anti: Wrong; I tried it. Strings are strings. Paste Path.GetFileName("/Users/smcho/filegen_from_directory/AIRPassthrough") into LINQPad if you don't believe me.
– SLaks
May 16 '11 at 13:46
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