public class MemoryManager { private static final String TAG = "MemoryManager"; …
public class NetUtil { /** * 检查当前的网络 */ public static boolean checkNet(Context context) { …
对SharedPreference的使用做了建议的封装,对外公布出put,get,remove,clear等等方法; 注意一点,里面所有的commit操作使用了SharedPref…
/** * @PHP验证码类 * 使用方法: * $image=new Captcha(); * $image->config('宽度','高度','字符个数','验证码se…
import android.content.Context; import android.widget.Toast; /** * Toast统一管理类 * */ public …
算法简介: 有一个货币系统,它有n种货币,它的面值为V1,V2,V3……… ,其中V1 =1。请设计一动态规划算法实现以最小的货币数目兑换面值为…
SET IDENTITY_INSERT [TABLE][ON|OFF]
#include <iostream.h> #define Max 100 typedef struct{ int u; int v; int weight; }edg…
<?xml version="1.0" encoding="UTF-8"?> <shape xmlns:android=&…
a. 一个月的第一天 SELECT DATEADD(mm, DATEDIFF(mm,0,getdate()), 0) b. 本周的星期一 SELECT DATEADD(wk, DA…
#include <stdio.h> #include <stdlib.h> #define STACK_INIT_SIZE 20 #define STAC…
publicclassDataString { privatestaticString mYear; privatestaticString mMonth; privatestat…
Android工具类整理:检查是否有网络、检查SD卡是否存在
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