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Convert DOS line endings to Linux line endings in Vim
...
This solution adds unwanted extra lines for me, doubling the number of lines in the file. :%s/\r//g instead works for me.
– Victor Zamanian
Aug 22 '13 at 23:57
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scala vs java, performance and memory? [closed]
...t occasionally can be annoying. For example, suppose you have an array of strings (called array), and a map from those strings to files (called mapping). Suppose you want to get all files that are in the map and come from strings of length greater than two. In Java, you might
int n = 0;
for (Str...
PHP - include a php file and also send query parameters
... small simple function to achieve that:
<?php
// Include php file from string with GET parameters
function include_get($phpinclude)
{
// find ? if available
$pos_incl = strpos($phpinclude, '?');
if ($pos_incl !== FALSE)
{
// divide the string in two part, before ? and aft...
Oracle Differences between NVL and Coalesce
...om dual; would work as NVL will do an implicit conversion of numeric 10 to string.
select coalesce('abc',10) from dual; will fail with Error - inconsistent datatypes: expected CHAR got NUMBER
Example for UNION use-case
SELECT COALESCE(a, sysdate)
from (select null as a from dual
union
...
Java's L number (long) specification
... 3.14159), it is assumed to be a double.
In all other cases (byte, short, char), you need the cast as there is no specific suffix.
The Java spec allows both upper and lower case suffixes, but the upper case version for longs is preferred, as the upper case L is less easy to confuse with a numeral ...
In Java, what is the best way to determine the size of an object?
...te static Instrumentation instrumentation;
public static void premain(String args, Instrumentation inst) {
instrumentation = inst;
}
public static long getObjectSize(Object o) {
return instrumentation.getObjectSize(o);
}
}
Add the following to your MANIFEST.MF:
P...
How to declare variable and use it in the same Oracle SQL script?
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Is it possible to concatenate variables+strings?
– Ecropolis
Jun 18 '14 at 15:01
@E...
SQL Server: converting UniqueIdentifier to string in a case statement
...flow.com%2fquestions%2f6299918%2fsql-server-converting-uniqueidentifier-to-string-in-a-case-statement%23new-answer', 'question_page');
}
);
Post as a guest
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What is the default initialization of an array in Java?
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What about a String array?
– Zac
Dec 23 '17 at 7:05
1
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What is the minimum I have to do to create an RPM file?
...ion: 1.0
Release: 1
Summary: Short description (first char has to be uppercase)
License: GPL
URL: www. your_website/
BuildRequires: package_required >= (or ==, or <=) 1.0.3 (for example)
%description
Description with almost 79 characters (first char h...