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What is the difference between new/delete and malloc/free?
... Can someone edit to elaborate regarding the "Free Store" as opposed to the heap? A process' heap is a well-known language-independent (?) operating-system-level concept; where does the "Free Store" come from?
– einpoklum
Feb 21 '16 at 15:26
...
Where is Python's sys.path initialized from?
...tion on the filesystem based on what the operating system tells
it. If the OS just says "python" is running, it finds itself in $PATH.
It resolves any symbolic links. Once it has done this, the path of
the executable that it finds is used as the value for sys.executable, no ifs,
ands, or buts.
Next...
How to set current working directory to the directory of the script in bash?
...
Also returns '.' in Mac OSX
– Ben Clayton
Jul 11 '13 at 18:16
4
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Is PowerShell ready to replace my Cygwin shell on Windows? [closed]
...y help or they don't.
You need help or you don't.
If you know Unix and those tools do what you need them to do on Windows - then you are a happy guy and there is no need to learn PowerShell (unless you want to explore).
My original intent was to include a set of Unix tools in Windows and be done ...
Create a GUID in Java
...
@angel Yes, it is theoretically possible for the UUID.randomUUID method to return a duplicate, but this is not at all a realistic concern. The Oracle/OpenJDK implementation uses a cryptographically-strong random number generator. Given that, and given the as...
Detecting iOS / Android Operating system
...* Determine the mobile operating system.
* This function returns one of 'iOS', 'Android', 'Windows Phone', or 'unknown'.
*
* @returns {String}
*/
function getMobileOperatingSystem() {
var userAgent = navigator.userAgent || navigator.vendor || window.opera;
// Windows Phone must come fir...
Webdriver Unable to connect to host 127.0.0.1 on port 7055 after 45000 ms
... as root on Ubuntu. This happens if Selenium is running as a service, or possibly if it is fired up from a bash script or cron job. This may explain why it runs for you but not for Jenkins.
share
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基于PECL OAuth打造微博应用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...能发扬自力更生的革命精神了！好消息是PHP本身已经有了一个标准的OAuth实现：PECL OAuth！下面以此为例来讲解一下：
说明：首先需要对OAuth概念有一定的了解，如不清楚可以参考我以前写的文章：OAuth那些事儿，其次需要注册成...
Capture Image from Camera and Display in Activity
...ort android.content.Intent;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
public class MyCameraActivity extends Activity
{
private static final int CAMERA_REQUEST = 1888;
private ImageView ...
Pros and cons to use Celery vs. RQ [closed]
...m working on python project that requires implement some background jobs (mostly for email sending and heavily database updates). I use Redis for task broker. So in this point I have two candidates: Celery and RQ . I had some experience with these job queues, but I want to ask you guys to share y...