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Linux下追踪程序退出(崩溃)思路 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...值。
注意：history只针对登录用户下执行有效，即使root用户也无法得到其它用户histotry历史。当然，还是有办法记录所有登陆用户的操作历史的：
在/etc/profile里面加入以下代码：
PS1="`whoami`@`hostname`:"'[$PWD]'
history
USER_IP=`wh...
server { # 我们都知道（我们都应该知道），443是 https 的默认端口 list...
... }
root /var/www/html;
index index.html index.htm index.nginx-debian.html;
# server_name _;
location / {
&...
Android: Storing username and password?
...ld say it's risky to persist password information as is in preferences. On rooted phones it is possible to access the preferences file of an app. The least you can do is obfuscate the password.
– Jayesh
Dec 18 '09 at 18:15
...
Java regex email
...mple.com
_somename@example.com
matteo(this is a comment).corti@example.com
root@[127.0.0.1]
Just to mention a few problems:
you don't consider the many forms of specifying a host (e.g, by the IP address)
you miss valid characters
you miss non ASCII domain names
Before even beginning check the ...
How to flatten tree via LINQ?
...licit stack:
public static IEnumerable<MyNode> Traverse(this MyNode root)
{
var stack = new Stack<MyNode>();
stack.Push(root);
while(stack.Count > 0)
{
var current = stack.Pop();
yield return current;
foreach(var child in current.Elements)
...
思维导图软件 XMind 与 FreeMind 的对比 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...有赶超之势。同作为免费、开源的思维导图解决方案，应如何选择/结合两款软件？本文试做分析，以供用户/开发者参考。
本文的分析基于Windows平台下的 FreeMind 0.90 RC3 和 XMind 3.03，结合笔者的使用经验，也包括XMind开发者所...
Android SharedPreference security
...estrict access to them, the same as on any Linux/Unix system.
Anyone with root level access to the device will be able to see them, as root has access to everything on the filesystem. Also, any application that runs with the same UID as the creating app would be able to access them (this is not usu...
Creating a new empty branch for a new project
... This answer is interesting because it allows you to start another branch/root with totally empty first commit.
– Stéphane Gourichon
Dec 30 '18 at 19:15
...
Is there a unique Android device ID?
...on factory reset". Use at your own risk, and it can be easily changed on a rooted phone.
– Seva Alekseyev
Jun 23 '10 at 14:21
32
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Add context path to Spring Boot application
I am trying to set a Spring Boot applications context root programmatically. The reason for the context root is we want the app to be accessed from localhost:port/{app_name} and have all the controller paths append to it.
...