Upgrade mongodb from 3.6.3 to 4.4.4
STOP APPLICATION BACKUP DATABASE UNINSTALL OLD DATABASE INSTALL NEW ONE VERIFY INSTALLATION Add user role Public db Restart mongodb RESTORE DATABASE RESUME APPLICATION
Stacking strategy with a fair reward distribution.
The Stack event begins with fixed pool size and stacking time. How to deal with fairy things? (1) The reward should be fixed at stacking time and maybe grow up…
EURUSD TECHNICAL ANALYSIS FROM 8 TO 12 MARCH, 2021
As Dow theory, EURUSD still in an uptrend in the week timeframe but there are some important points that should be aware below:– Price comes back to the supply zone (1.1634- 1.19256)– Ascending trendline…
Gold Technical Analysis from March 2, 2021 to March 10, 2021
Updated: Friday now, and seem we are reaching target profit! Almost 500 pips ‘ve earnt!!! Gold price is widely followed in financial markets around the world. Gold was the basis…
[cryptocurrencies] Deal with a pending transaction
The problem is caused by a too-small fee for that transaction. Bitcoin Way 1: Wait for over 48h (2–3 days) and that transaction will be rejected. 😀 Way 2: Re-broadcast your…
Flutter observer pattern
Combine with provider to access subject anywhere instead of static approach
Flutter Mux live stream RTMP, HLS .m3u8
For streamer: Live stream with RTMP protocol using rtmp_publisher (other libraries are not working or not completely done) For viewer: View live stream with HLS m3u8 format: ext_video_player, video_player: only…
Import LastPass CSV format to Keychain
Export csv file from LastPass Open chrome: chrome://flags/Enable: Password Import Open chrome: chrome://settings/passwordsSelect More at “Saved Password” -> Import -> Select csv fileQuit chrome Open Safari -> File -> Import…
Flutter fullscreen mode
Flutter App lifecycle note
iOS:AppLifecycleState.inactiveAppLifecycleState.pausedAppLifecycleState.inactiveAppLifecycleState.resumed Android:AppLifecycleState.inactiveAppLifecycleState.pausedAppLifecycleState.resumed