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Size-limited queue that holds last N elements in Java
... of these limited-size queues, like that: Map<Long, LimitedSizeQueue<String>>.
– GreyCat
Apr 15 '11 at 10:52
...
How to redirect cin and cout to files?
...rks fine.
#include <iostream>
#include <fstream>
#include <string>
void f()
{
std::string line;
while(std::getline(std::cin, line)) //input from the file in.txt
{
std::cout << line << "\n"; //output to the file out.txt
}
}
int main()
{
s...
ETag vs Header Expires
...s/Cache-control in your headers.
Depending on your needs it may just add extra bytes in your headers which may increase packets which means more TCP overhead. Again, you should see if the overhead of having both things in your headers is necessary or will it just add extra weight in your requests ...
Learning Regular Expressions [closed]
...ou've ever used grep on Unix—even if only to search for ordinary looking strings—you've already been using regular expressions! (The re in grep refers to regular expressions.)
Order from the menu
Adding just a little complexity, you can match either 'Nick' or 'nick' with the pattern [Nn]ick. T...
Why does using an Underscore character in a LIKE filter give me all the results?
...abc', 'aabc', 'xyzabc' and so on, but no 'xyzabcd', 'xabcdd' and any other string that does not end with 'abc'.
In your case you have searched by '%_%'. This will give all the rows with that column having one or more characters, that means any characters, as its value. This is why you are getting a...
Java: Integer equals vs. ==
...s small integers.
If the value p being boxed is true, false, a byte, a char in the range \u0000 to \u007f, or an int or short number between -128 and 127, then let r1 and r2 be the results of any two boxing conversions of p. It is always the case that r1 == r2.
Resources :
JLS - Boxing
O...
Fling gesture detection on grid layout
...lass ActivitySwipeDetector implements View.OnTouchListener {
static final String logTag = "ActivitySwipeDetector";
private Activity activity;
static final int MIN_DISTANCE = 100;
private float downX, downY, upX, upY;
public ActivitySwipeDetector(Activity activity){
this.activity = activity;
}
...
Selecting and manipulating CSS pseudo-elements such as ::before and ::after using jQuery
...) with $('p')[0] when using jQuery, for slightly shorter code.
Pros: any string can be dynamically inserted into the style
Cons: original styles aren't altered, just overridden; repeated (ab)use can make the DOM grow arbitrarily large
3) Alter a different DOM attribute
You can also to use att...
How can I launch multiple instances of MonoDevelop on the Mac?
...Using the shell to enter the command as others have described to launch an extra instance is fine, but I prefer having an icon on the dock that I can just click.
It's easy to do:
Open AppleScript Editor and enter the following:
do shell script "open -n /Applications/MonoDevelop.app/"
Save with a...
How can I avoid Java code in JSP files, using JSP 2?
..., HttpServletResponse response) throws ServletException, IOException {
String username = request.getParameter("username");
String password = request.getParameter("password");
User user = userService.find(username, password);
if (user != null) {
request.getSession().setAttrib...