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String.replaceAll without RegEx
...but String.replaceAll() only accepts a pattern. The string that I have came from a previous match. Is it possible to add escapes to the pattern that I have or is there a version of replaceAll() in another class which accepts a literal string instead of a pattern?
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Why does dividing two int not yield the right value when assigned to double?
How come that in the following snippet
10 Answers
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Why am I not getting a java.util.ConcurrentModificationException in this example?
Note: I am aware of the Iterator#remove() method.
10 Answers
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Meaning of “[: too many arguments” error from if [] (square brackets)
I couldn't find any one simple straightforward resource spelling out the meaning of and fix for the following BASH shell error, so I'm posting what I found after researching it.
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Standardize data columns in R
...ch contains 58 columns and approximately 3500 rows of data related to spam messages.
15 Answers
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How do I set environment variables from Java?
How do I set environment variables from Java? I see that I can do this for subprocesses using ProcessBuilder . I have several subprocesses to start, though, so I'd rather modify the current process's environment and let the subprocesses inherit it.
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MySQL Error 1215: Cannot add foreign key constraint
...uessing that Clients.Case_Number and/or Staff.Emp_ID are not exactly the same data type as Clients_has_Staff.Clients_Case_Number and Clients_has_Staff.Staff_Emp_ID.
Perhaps the columns in the parent tables are INT UNSIGNED?
They need to be exactly the same data type in both tables.
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Repeat table headers in print mode
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This is what the THEAD element is for. Official docs here.
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Set keyboard caret position in html textbox
...ou wish:
function setCaretPosition(elemId, caretPos) {
var elem = document.getElementById(elemId);
if(elem != null) {
if(elem.createTextRange) {
var range = elem.createTextRange();
range.move('character', caretPos);
range.select();
}
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How can I use Server.MapPath() from global.asax?
I need to use Server.MapPath() to combine some files path that I store in the web.config .
4 Answers
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