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java get file size efficiently
...c abstract long getResult() throws Exception;
public static void main(String[] args) throws Exception {
int runs = 5;
int iterations = 50;
EnumMap<FileSizeBench, Long> durations = new EnumMap<FileSizeBench, Long>(FileSizeBench.class);
for (int i = 0...
String to LocalDate
How can i convert a string to a LocalDate ?
5 Answers
5
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How to efficiently compare two unordered lists (not sets) in Python?
...
Thank you. I converted each object to a string then used the Counter() method.
– johndir
Oct 21 '11 at 22:28
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Fastest way(s) to move the cursor on a terminal command line?
... command, but replace option25. To modify the last ./cmd command, use the !string syntax: !./cmd:s/--option25/--newoption/
Any delimiter may be used in place of / in the substitution.
If editing the previous line, you can use quick substitution: ^--option25^--newoption
Character search. This was men...
What is a “callback” in C and how are they implemented?
...dlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include "../../common_typedef.h"
typedef void (*call_back) (S32, S32);
void test_call_back(S32 a, S32 b)
{
printf("In call back function, a:%d \t b:%d \n", a, b);
}
void call_callback_func(call_back back)...
Parsing JSON with Unix tools
...ivalent to curl --silent, whereas jq -r means jq --raw-output i.e. without string quotes.
– Serge Stroobandt
Oct 26 '18 at 21:52
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Why use the INCLUDE clause when creating an index?
...erts/deletes require the index to be updated/sorted anyway and thus little extra overhead is associated with storing off a few extra columns while already updating the index. The overhead is the extra memory and CPU used to store redundant info on the index.
If the columns you consider to add as in...
Read text file into string array (and write)
The ability to read (and write) a text file into and out of a string array is I believe a fairly common requirement. It is also quite useful when starting with a language removing the need initially to access a database. Does one exist in Golang?
e.g.
...
Value Change Listener to JTextField
... private static final long serialVersionUID = 1L;
public static final String TEXT_PROPERTY = "text";
public CoolJTextField() {
this(0);
}
public CoolJTextField(int nbColumns) {
super("", nbColumns);
this.setDocument(new MyDocument());
}
@SuppressWa...
Showing a different background colour in Vim past 80 characters
... out what that length is. Also, vim parses the value of this setting as a string every time it enters a window, initializes a buffer, etc, so this is kind of an expensive way of achieving the desired result.
– cptstubing06
Mar 8 '13 at 4:08
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