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What does %~d0 mean in a Windows batch file?
...gic variables %n contains the arguments used to invoke the file: %0 is the path to the bat-file itself, %1 is the first argument after, %2 is the second and so on.
Since the arguments are often file paths, there is some additional syntax to extract parts of the path. ~d is drive, ~p is the path (wi...
C read file line by line
... reading function, but just to read the file line-by-line, you may use a typical code snippet involving the getline() function (see the manual page here):
#define _GNU_SOURCE
#include <stdio.h>
#include <stdlib.h>
int main(void)
{
FILE * fp;
char * line = NULL;
size_t len =...
How to find topmost view controller on iOS
I've run into a couple of cases now where it would be convenient to be able to find the "topmost" view controller (the one responsible for the current view), but haven't found a way to do it.
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How to add 30 minutes to a JavaScript Date object?
...is 30 minutes later than another Date object. How do I do it with JavaScript?
19 Answers
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How to force a line break in a long word in a DIV?
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Use word-wrap:break-word;
It even works in IE6, which is a pleasant surprise.
word-wrap: break-word has been replaced with overflow-wrap: break-word; which works in every modern browser. IE, being a dead browser, will forever rely on...
What exactly is an “open generic type” in .NET? [duplicate]
I was going through Asp.Net MVC lesson and learned that, for a method to qualify as an action for a controller,
4 Answer...
How to convert object array to string array in Java
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Another alternative to System.arraycopy:
String[] stringArray = Arrays.copyOf(objectArray, objectArray.length, String[].class);
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How to send email via Django?
In my settings.py , I have the following:
11 Answers
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How do I create an empty array/matrix in NumPy?
... matrix in the way that I would normally use a list. I want to create an empty array (or matrix) and then add one column (or row) to it at a time.
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Open firewall port on CentOS 7
I am using CentOS 7 and I have to ensure that ports 2888 and 3888 are open.
12 Answers
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