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Packagedipsaus providesadd-ons to various packages such asshiny,rlang,future, etc. to enhance these packages. To install the package,

# To install the development package# pak::pak('dipterix/dipsaus')# To install from CRANinstall.packages("dipsaus")

dipsaus providesadd-ons from the following perspectives:

• compoundInput2 assembles any shiny native inputs and create variable-length input;
• actionButtonStyled add styles to shiny defaultactionButton and its updating function can also update the styles or enable/disable the button;
• sync_shiny_inputs synchronize among shiny inputs without causing dead-locks in UI changes;
• set_shiny_input to set shinyinput object;
• flex_div to display elements withflex layout;
• html_asis escapes string so that they will be displayed 'as-is' on websites;
• progress2 shows shiny progress bar, but it also works without shiny;
• shiny_is_running check if shiny is running;

• collapse is a parallel solution to calculate sum/mean along arrays, providing4x speed-ups for large arrays;
• make_forked_clusters enablesmulticore (forked clusters) infuture package even inRStudio environment;
• baseline_array to baseline arrays in multicore;
• shift_array to shift arrays along given dimensions;
• lapply_async2 usesfuture package, but with progress bar either in console or in shiny apps;
• fastcov2 calculates covariance matrices in parallel;
• rs_exec starts a new R session or job inRStudio;

• eval_dirty works asbase::eval, but supports quosures generated fromrlang::quo;
• match_calls match calls in a nested manner, and support changing the call arguments recursively;
• %?<-% assigns default values to left-hand object. E.g.a %?<-% 1 assignsa to be1 ifa isNULL or does not exist;
• %=>% provides JavaScript-style of creating functions;
• new_function2 creates new function with quasi-quotation;
• mask_function2 modifies function and mask certain elements within a function;
• capture_expr captures messages and always return results as one-line string;
• forelse provides Python-like for-else syntax;
• test_farg tests whether function contains desired arguments;

• check_installed_packages,package_installed checks if package(s) are installed;
• col2hexStr convert color to hex strings that are friendly toHTML,CSS andJavaScript;
• parse_svec converts a string into integer vectors,deparse_svec converts integer vectors back into a compact string;
• drop_nulls removes invalid items within lists;
• get_ram,mem_limit2 gets total RAM size as an alternatives formem.limits in non-windows environment;
• to_ram_size provides simple way to convert numbers to printable storage sizes in given units;
• time_delta calculates time differences and returns a number in given units;
• ask_yesno,ask_or_default interactively ask for user's input either in console or inRStudio;
• fastmap2 andfastqueue2 provides a wrapper offastmap package, giving the object list-like operations;
• shared_finalizer finalizes multiple elements when last element is garbage collected;
• dev_create allows managing and grouping graphic devices;
• print_directory_tree prints directory and containing files into tree-structures;
• rs_* functions wrappingrstudioapi functions, but work withoutRStudio;
• sexp_type2 get internal data type code;
• to_datauri converts file tobase64 formats.