Calvin-Huang

import configureMockStore from 'redux-mock-store';

import middleware from './middleware';
import actions, { types } from './actions';

describe('test middleware behavior', () => {
  // Mock jQuery.
  class jQuery {
    constructor(selector, context) { }
    html() { }

Calvin-Huang

DDoS protection - Using Netfilter/iptables @ DevConf.cz Feb 2014

• Disable TCP loose mode
• Disable TCP forwarding
• Enable SYN cookies
• Enable TCP timestamping
• Use SYNPROXY module (Optional)

/etc/sysctl.conf

Calvin-Huang

*raw
:PREROUTING ACCEPT [0:0]
:OUTPUT ACCEPT [0:0]

-A PREROUTING -p tcp -m tcp --dport 25565 -j CT --notrack
COMMIT

*mangle
:PREROUTING ACCEPT [0:0]
:INPUT ACCEPT [0:0]

Calvin-Huang

export const scheduleEpic = action$ => action$.pipe(
  ofType(FETCH_SCHEDULE_REQUEST),
  debounceTime(300),
  switchMap(({ payload }) => {
    return ajax
      .getJSON(`${API_URL}/AvailableSeatStatusList/${payload.OriginStationID}`)
      .pipe(
        map(response => ({
          ...payload,
          availableSeatTable: availableFormater(response[0], payload.DestinationStationID),

Calvin-Huang

export const scheduleEpic = action$ => action$.pipe(
  ofType(FETCH_SCHEDULE_REQUEST),
  debounceTime(300),
  switchMap(({ payload }) => (
    ajax.getJSON(`${API_URL}/AvailableSeatStatusList/${payload.OriginStationID}`).pipe(
      map(response => ({
        ...payload,
        availableSeatTable: availableFormater(response[0], payload.DestinationStationID),
      })),
      catchError(error => of({

Calvin-Huang

const testExpressModule = require('./test-express-module');

module.exports = (req, res) => {
  res.json({ path: '/bar', testExpressModule });
};

Calvin-Huang

const { DataTypes } = require('sequelize');
const ApplicationRecord = require('./application-record');

const Foo = require('./foo');

const Boo = ApplicationRecord.define('Boo', {
  fooId: DataTypes.INTEGER,
  booName: DataTypes.STRING
}, {});

Calvin-Huang

@interface UserController()
{
    dispatch_semaphore_t _sema_use_log;
}
@end

static UserController *_sguco = nil;
@implementation UserController

Calvin-Huang

NS_ASSUME_NONNULL_BEGIN

@interface UserController : NSObject
+(UserController*)sigleton;

//Login
- (void) userLoginWithAccountId:(NSString*)accId
                         passwd:(NSString*)passwd
                     socialType:(NSString*)socialType //N:None; FB:facebook; G:GSI
                     completion:(GeneralCallbackBlock)completion;

Calvin-Huang

@interface LoginVC () <UITableViewDelegate, UITableViewDataSource, UITextFieldDelegate>
{
    UserController *_uco;
    
    RegisterNC *_rNC;
    
    MBProgressHUD *_hud;
    
    LoginUserIdTVC* _tvcUserId;
    LoginPasswdTVC* _tvcPasswd;