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Round a double to 2 decimal places [duplicate]
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And with DecimalFormat you can also select the rounding mode; default will match the OP's example or they may want RoundingMode.DOWN.
– Kevin Brock
May 11 '10 at 7:03
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Diagnosing Memory Leaks - Allowed memory size of # bytes exhausted
...ode to trawl through to find it, I'm afraid. The simplest instrument is to selectively place calls to memory_get_usage and narrow it down to where the code leaks. You can also use xdebug to create a trace of the code. Run the code with execution traces and show_mem_delta.
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How to get ALL child controls of a Windows Forms form of a specific type (Button/Textbox)?
...ar controls = control.Controls.Cast<Control>();
return controls.SelectMany(ctrl => GetAll(ctrl,type))
.Concat(controls)
.Where(c => c.GetType() == type);
}
To test it in the form load event I wanted a count of all control...
How do I increase the scrollback buffer in a running screen session?
...n
And ESC again to quit that mode.
(Extra info: to copy hit ENTER to start selecting! Then ENTER again to copy! Simple and cool)
Now the buffer is bigger!
And that's sum it up for the important details!
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How do I insert a linebreak where the cursor is without entering into insert mode in Vim?
... the carriage returns are added.
Check :help map-which-keys for advice on selecting unused keystrokes to map.
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Programmatically add custom event in the iPhone Calendar
...meWorks group in the Groups and Files Navigator on the left of the window. Select 'Add' then 'Existing FrameWorks' then 'EventKit.Framework'.
Then you should be able to add events with code like this:
#import "EventTestViewController.h"
#import <EventKit/EventKit.h>
@implementation EventTe...
Java Hashmap: How to get key from value?
...ick and dirty way that I've made constant maps, which will only work for a select few datasets:
Contains only 1 to 1 pairs
Set of values is disjoint from the set of keys (1->2, 2->3 breaks it)
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Difference between BeautifulSoup and Scrapy crawler?
...on't have to wait for a request to finish before sending another request).
Selectors: This is where we can compare scrapy with beautiful soup. Selectors are what allow us to select particular data from the webpage like heading, certain div with a class name etc.). Scrapy uses lxml for parsing which ...
Can I hide the HTML5 number input’s spin box?
...you can just use display: none; as the only thing inside the selector
– philfreo
Sep 11 '12 at 18:19
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How do you use vim's quickfix feature?
... <Enter> :.cc | wincmd p<CR> (again untested) and use Enter to select an error without switching out of the quickfix window.
– DrAl
Nov 17 '09 at 9:45
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