zgia

<?php

try {
  $dbh = new PDO('mysql:host=127.0.0.1;dbname=mysql', 'root', 'pwd');

	$host = 'localhost';
	$sth = $dbh->prepare('SELECT * FROM user WHERE Host = :host');
	$sth->bindValue(':host', $host, PDO::PARAM_STR);
	$sth->execute();

zgia

<template>
  <div class="container">
    <van-action-sheet show="{{ deleteFileConfirm }}"
                      actions="[{ name: '删除', color: '#ff0000' }]"
                      cancel-text="取消"
                      description="您要删除此文件吗？删除后不可以恢复。"
                      bind:close="onCancelAction"
                      bind:cancel="onCancelAction"
                      bind:select="doDeleteFile" />

zgia

    <van-cell-group title="标签">
      <van-checkbox-group value="{{ tags }}" bind:change="onChangeTags" direction="horizontal">
        <block v-for="(tagid, tagtitle) in tagList" :key="{{ tagid }}">
          <van-checkbox name="{{ tagid }}" shape="square">{{ tagtitle }}</van-checkbox>
        </block>
      </van-checkbox-group>
    </van-cell-group>

zgia

Below are the Big O performance of common functions of different Java Collections.


List                 | Add  | Remove | Get  | Contains | Next | Data Structure
---------------------|------|--------|------|----------|------|---------------
ArrayList            | O(1) |  O(n)  | O(1) |   O(n)   | O(1) | Array
LinkedList           | O(1) |  O(1)  | O(n) |   O(n)   | O(1) | Linked List
CopyOnWriteArrayList | O(n) |  O(n)  | O(1) |   O(n)   | O(1) | Array

zgia

Internet Engineering Task Force (IETF)                          M. Jones
Request for Comments: 6750                                     Microsoft
Category: Standards Track                                       D. Hardt
ISSN: 2070-1721                                              Independent
                                                            October 2012

The OAuth 2.0 Authorization Framework: Bearer Token Usage

Abstract

zgia

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions
{
    // Override point for customization after application launch.

    // Create a new window and assign directly to provided iVar
    _window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
    
    // Implementation of new init method
    MyCustomNavigationBar *navigationBar = [[MyCustomNavigationBar alloc] initWithFrame:CGRectZero];
    UINavigationController *navigationController = [[UINavigationController alloc] initWithCustomNavigationBar:navigationBar];