Resilient Apps with Angular 2 @giorgionatili @giorgionatili // #mobiletea @giorgionatili • Engineering Lead (McGraw-Hill Education) • Community fellow since 2004 • Open source fanatic • Tutorials @giorgionatili // #mobiletea Handling Offline Status @giorgionatili // #mobiletea Resilient Apps • Treat offline as the norm • All request must have a fallback • Use available API's to

#IstioCon Building resilient systems inside the mesh: abstraction and automation of Virtual Service generation Vladimir Georgiev, Thought Machine #IstioCon Sync calls failures inside the mesh

Documentation Click Documentation, Release 2.6 def print_version(ctx, param, value): if not value or ctx.resilient_parsing: return click.echo('Version 1.0') ctx.exit() @click.command() @click.option('--version' to the callback. If that was not specified, a boolean would be passed to the hello script. The resilient_parsing flag is applied to the context if click wants to parse the command line without and destructive parent=None, info_name=None, obj=None, auto_envvar_prefix=None, default_map=None, terminal_width=None, resilient_parsing=False, help_option_names=None, to- ken_normalize_func=None) The context is a special internal

Here an example for a --version flag: def print_version(ctx, param, value): if not value or ctx.resilient_parsing: return click.echo('Version 1.0') ctx.exit() @click.command() @click.option('--version' to the callback. If that was not specified, a boolean would be passed to the hello script. The resilient_parsing flag is applied to the context if Click wants to parse the command line without any destructive obj=None, auto_envvar_prefix=None, default_map=None, terminal_width=None, max_content_width=None, resilient_parsing=False, allow_extra_args=None, allow_interspersed_args=None, ignore_unknown_options=None

Here an example for a --version flag: def print_version(ctx, param, value): if not value or ctx.resilient_parsing: return (continues on next page) 1.5. Options 19 Click Documentation, Release 6.7 (continued to the callback. If that was not specified, a boolean would be passed to the hello script. The resilient_parsing flag is applied to the context if Click wants to parse the command line without any destructive obj=None, auto_envvar_prefix=None, default_map=None, terminal_width=None, max_content_width=None, resilient_parsing=False, allow_extra_args=None, allow_interspersed_args=None, ignore_unknown_options=None

Here an example for a --version flag: def print_version(ctx, param, value): if not value or ctx.resilient_parsing: return click.echo('Version 1.0') ctx.exit() @click.command() @click.option('--version' to the callback. If that was not specified, a boolean would be passed to the hello script. The resilient_parsing flag is applied to the context if Click wants to parse the command line without any destructive obj=None, auto_envvar_prefix=None, default_map=None, terminal_width=None, max_content_width=None, resilient_parsing=False, allow_extra_args=None, allow_interspersed_args=None, ignore_unknown_options=None

Here an example for a --version flag: def print_version(ctx, param, value): if not value or ctx.resilient_parsing: return click.echo('Version 1.0') ctx.exit() @click.command() @click.option('--version' to the callback. If that was not specified, a boolean would be passed to the hello script. The resilient_parsing flag is applied to the context if Click wants to parse the command line without any destructive context manager in which case it will call close() on teardown. New in version 2.0: Added the resilient_parsing, help_option_names, token_normalize_func parameters. New in version 3.0: Added the allow_extra_args

Daily Work a. Complex systems are impossible to predict for all outcomes i. Dr. Steven Spear - resilient organizations are “skilled at detecting problems, solving them, and multiplying the effect by making procedures 3. Execute iii. Expose latent defects in the systems and create progressively more resilient systems with higher degrees of assurance 3. Ch. 20 – Convert Local Discoveries into Global Improvements

security and multi-tenancy, elastic and resilient VPNs, and gateway services in single-cluster and multi-cluster deployments • Highly available and resilient network controller overseeing all aspects

can avoid vendor lock-in and latency while creating redundancy. IBM Multicloud Manager SCLABALE RESILIENT MULTI-VERSION ��� AI-based interaction- Watson Conversation, SlackBot …. Hybrid Control Plane