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How to see which flags -march=native will activate?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
Rank function in MySQL
...ith | M | 35 | 9 |
| 19 | Zack | M | 35 | 9 |
Demo on db<>fiddle
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How to create a GUID/UUID in Python
... they keep updating)
>>> import uuid
>>> # make a UUID based on the host ID and current time
>>> uuid.uuid1()
UUID('a8098c1a-f86e-11da-bd1a-00112444be1e')
>>> # make a UUID using an MD5 hash of a namespace UUID and a name
>>> uuid.uuid3(uuid.NAMESPACE_...
Replacing NULL with 0 in a SQL server query
... of the COALESCE expression for col2
-- evaluates to NULL.
CREATE TABLE #Demo
(
col1 integer NULL,
col2 AS COALESCE(col1, 0) PRIMARY KEY,
col3 AS ISNULL(col1, 0)
);
-- This statement succeeds because the nullability of the
-- ISNULL function evaluates AS NOT NULL.
CREATE TABL...
How to convert/parse from String to char in java?
...out of range: 5
Here is a full script:
import java.util.Scanner;
class demo {
String accNo,name,fatherName,motherName;
int age;
static double rate=0.25;
static double balance=1000;
Scanner scanString=new Scanner(System.in);
Scanner scanNum=new Scanner(System.in);
voi...
How do I 'overwrite', rather than 'merge', a branch on another branch in Git?
...theirs' option?
First, setup a repository with 2 branches and 3 commits (1 base commit, and 1 commit per branch). You can find the sample repository on GitHub
$ git init
$ echo 'original' | tee file1 file2 file3
$ git commit -m 'initial commit'
$ git branch A
$ git branch B
$ git checkout A
$ echo '...
Javascript/DOM: How to remove all events of a DOM object?
..., eventReturner(), false)
// and later
removeAllListeners(div, 'click')
DEMO
Note: If your code runs for a long time and you are creating and removing a lot of elements, you would have to make sure to remove the elements contained in _eventHandlers when you destroy them.
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The application was unable to start correctly (0xc000007b)
...
based on the Windows Error Codes (google.de/…), this Error Code means: 0xC000007B STATUS_INVALID_IMAGE_FORMAT.
– mox
May 8 '12 at 5:43
...
Where are static variables stored in C and C++?
...touched that, consider reading this post first.
Let's analyze a Linux x86-64 ELF example to see it ourselves:
#include <stdio.h>
int f() {
static int i = 1;
i++;
return i;
}
int main() {
printf("%d\n", f());
printf("%d\n", f());
return 0;
}
Compile with:
gcc -ggd...
Complex CSS selector for parent of active child [duplicate]
Is there a way to select a parent element based on the class of a child element in the class? The example that is relevant to me relating to HTML output by a nice menu plugin for http://drupal.org . The output renders like this:
...