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How do I increase the scrollback buffer in a running screen session?
...nificant hiccup. The higher the value you set, the more virtual memory is allocated to the screen process when initiating the screen session. I set my ~/.screenrc to "defscrollback 123456789" and when I initiated a screen, my entire system froze up for a good 10 minutes before coming back to the p...
Practical uses of different data structures [closed]
...tworks of communication, data organization etc.
Heap - Dynamic memory allocation in lisp
This is the answer originally posted by RV Pradeep
Some other, less useful links:
Applications are only listed for some data structures
Not application focused, by good summary and relevant
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Is it better practice to use String.format over string Concatenation in Java?
...er than doing just one instantiation most likely due to the overhead of re-allocating space for the looping append at the end of one builder).
String formatString = "Hi %s; Hi to you %s";
long start = System.currentTimeMillis();
for (int i = 0; i < 1000000; i++) {
String s =...
C# member variable initialization; best practice?
... If an exception is thrown in a field initializer, any resources that were allocated in previous initializers will be abandoned; there's no way to prevent it. Other errors in construction can be dealt with, if awkwardly, by having a protected base constructor accept an IDisposable by reference, and...
How to read from standard input in the console?
..."Text returns the most recent token generated by a call to Scan as a newly allocated string holding its bytes." which exactly answers your question. golang.org/pkg/bufio/#Scanner.Text
– Naren Yellavula
Jul 21 at 7:55
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How do I prevent node.js from crashing? try-catch doesn't work
From my experience, a php server would throw an exception to the log or to the server end, but node.js just simply crashes. Surrounding my code with a try-catch doesn't work either since everything is done asynchronously. I would like to know what does everyone else do in their production servers.
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Completion handler for UINavigationController “pushViewController:animated”?
...atically like this:
PbNavigationController *nc = [[PbNavigationController alloc]initWithRootViewController:yourRootViewController];
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Mark parameters as NOT nullable in C#/.NET?
...de
what else to assign to it? What other value could we pave a freshly
allocated array of references over with, until you get around to
filling it in?
Also, sometimes null is a sensible value in and of itself. Sometimes
you want to represent the fact that, say, a field doesn’t have a
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Passing a String by Reference in Java?
... @meolic StringBuilder is faster that s += "..." since it doesn't allocate new String objects every time. In fact when you write Java code like s = "Hello " + name, then the compiler will generate byte code which creates a StringBuilder and calls append() two times.
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How to define a two-dimensional array?
... pass a Python list and reshape
numpy.empty((5, 5)) # allocate, but don't initialize
numpy.ones((5, 5)) # initialize with ones
numpy provides a matrix type as well, but it is no longer recommended for any use, and may be removed from numpy in the future.
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