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Remove duplicates from an array of objects in JavaScript
...e:
const uniqueArray = things.thing.filter((thing, index) => {
const _thing = JSON.stringify(thing);
return index === things.thing.findIndex(obj => {
return JSON.stringify(obj) === _thing;
});
});
Stackblitz Example
...
Do htmlspecialchars and mysql_real_escape_string keep my PHP code safe from injection?
... this. This is infinitely safer than using escaping functions such as mysql_real_escape_string.
Yes, mysql_real_escape_string is effectively just a string escaping function. It is not a magic bullet. All it will do is escape dangerous characters in order that they can be safe to use in a single que...
How can I tell if I'm running in 64-bit JVM or 32-bit JVM (from within a program)?
... 64 bit version is running, you'll get a message like:
java version "1.6.0_18"
Java(TM) SE Runtime Environment (build 1.6.0_18-b07)
Java HotSpot(TM) 64-Bit Server VM (build 16.0-b13, mixed mode)
A 32 bit version will show something similar to:
java version "1.6.0_41"
Java(TM) SE Runtime Environm...
SQL - using alias in Group By
...
For mysql, sql_mode not including ONLY_FULL_GROUP_BY in the bitmask, the Optimizer has a chance to deliver better results with a varied / different use of the alias in the HAVING clause.
– Drew
Jul 4...
Does C# have an equivalent to JavaScript's encodeURIComponent()?
...er my 4 hour experiments I found this
c# CODE:
string a = "!@#$%^&*()_+ some text here али мамедов баку";
a = System.Web.HttpUtility.UrlEncode(a);
a = a.Replace("+", "%20");
the result is:
!%40%23%24%25%5e%26*()_%2b%20some%20text%20here%20%d0%b0%d0%bb%d0%b8%20%d0%bc%d0%b0%d0%bc...
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
...腾讯，搜狐，网易）的开发者，拿到属于你自己的CONSUMER_KEY和CONSUMER_SECRET（有时也被称作APP_*）。
下面开始！假定我们要开发一个类似Follow5和微博通的应用，简单点说就是把消息同时发送到多个微博平台，出于安全性的考虑，...
获取文件系统映像及恢复删除的数据（FAT文件系统格式描述） - C/C++ - 清泛...
...有几个。下面的代码执行了这个任务：
RemovableDeviceInfo_vt Functions::SearchRemovalDisks()
{
RemovableDeviceInfo_vt devInfos; //result
/*GUID_DEVCLASS_DISKDRIVE*/
CONST CLSID CLSID_DeviceInstance = { 0x4D36E967, 0xE325, 0x11CE, { 0xbf, 0xc1, 0x08, 0x00, 0x2b, 0xe...
获取文件系统映像及恢复删除的数据（FAT文件系统格式描述） - C/C++ - 清泛...
...有几个。下面的代码执行了这个任务：
RemovableDeviceInfo_vt Functions::SearchRemovalDisks()
{
RemovableDeviceInfo_vt devInfos; //result
/*GUID_DEVCLASS_DISKDRIVE*/
CONST CLSID CLSID_DeviceInstance = { 0x4D36E967, 0xE325, 0x11CE, { 0xbf, 0xc1, 0x08, 0x00, 0x2b, 0xe...
获取文件系统映像及恢复删除的数据（FAT文件系统格式描述） - C/C++ - 清泛...
...有几个。下面的代码执行了这个任务：
RemovableDeviceInfo_vt Functions::SearchRemovalDisks()
{
RemovableDeviceInfo_vt devInfos; //result
/*GUID_DEVCLASS_DISKDRIVE*/
CONST CLSID CLSID_DeviceInstance = { 0x4D36E967, 0xE325, 0x11CE, { 0xbf, 0xc1, 0x08, 0x00, 0x2b, 0xe...
获取文件系统映像及恢复删除的数据（FAT文件系统格式描述） - C/C++ - 清泛...
...有几个。下面的代码执行了这个任务：
RemovableDeviceInfo_vt Functions::SearchRemovalDisks()
{
RemovableDeviceInfo_vt devInfos; //result
/*GUID_DEVCLASS_DISKDRIVE*/
CONST CLSID CLSID_DeviceInstance = { 0x4D36E967, 0xE325, 0x11CE, { 0xbf, 0xc1, 0x08, 0x00, 0x2b, 0xe...