section 3 · Library functions 📚

F (continued)

• Fsdb::Filter::dbcolrename(3pm)change the names of columns in a fsdb schema✨
• Fsdb::Filter::dbcolscorrelate(3pm)find the coefficient of correlation over columns✨
• Fsdb::Filter::dbcolsdecimate(3pm)drop rows selectively, keeping large changes and periodic samples✨
• Fsdb::Filter::dbcolsplittocols(3pm)split an existing column into multiple new columns✨
• Fsdb::Filter::dbcolsplittorows(3pm)split an existing column into multiple new rows✨
• Fsdb::Filter::dbcolsregression(3pm)compute linear regression between two columns✨
• Fsdb::Filter::dbcolstats(3pm)compute statistics on a fsdb column✨
• Fsdb::Filter::dbcolstatscores(3pm)compute z-scores or t-scores for each value in a population✨
• Fsdb::Filter::dbcoltype(3pm)define (or redefine) types for columns of an Fsdb file✨
• Fsdb::Filter::dbfilealter(3pm)alter the format of an Fsdb file, changing the row/column separator✨
• Fsdb::Filter::dbfilecat(3pm)concatenate two files with identical schema✨
• Fsdb::Filter::dbfilediff(3pm)compare two fsdb tables✨
• Fsdb::Filter::dbfilepivot(3pm)pivot a table, converting multiple rows into single wide row✨
• Fsdb::Filter::dbfilestripcomments(3pm)remove comments from a fsdb file✨
• Fsdb::Filter::dbfilevalidate(3pm)insure the source input is a well-formed Fsdb file✨
• Fsdb::Filter::dbformmail(3pm)write a shell script that will send e-mail to many people✨
• Fsdb::Filter::dbjoin(3pm)join two tables on common columns✨
• Fsdb::Filter::dbmapreduce(3pm)reduce all input rows with the same key✨
• Fsdb::Filter::dbmerge(3pm)merge all inputs in sorted order based on the the specified columns✨
• Fsdb::Filter::dbmerge2(3pm)merge exactly two inputs in sorted order based on the the specified columns✨
• Fsdb::Filter::dbmultistats(3pm)run dbcolstats over each group of inputs identified by some key✨
• Fsdb::Filter::dbpipeline(3pm)allow db commands to be assembled as pipelines in Perl✨
• Fsdb::Filter::dbrow(3pm)select rows from an Fsdb file based on arbitrary conditions✨
• Fsdb::Filter::dbrowaccumulate(3pm)compute a running sum of a column✨
• Fsdb::Filter::dbrowcount(3pm)count the number of rows in an Fsdb stream✨
• Fsdb::Filter::dbrowdiff(3pm)compute row-by-row differences of some column✨
• Fsdb::Filter::dbroweval(3pm)evaluate code for each row of a fsdb file✨
• Fsdb::Filter::dbrowuniq(3pm)eliminate adjacent rows with duplicate fields, maybe counting✨
• Fsdb::Filter::dbrvstatdiff(3pm)evaluate statistical differences between two random variables✨
• Fsdb::Filter::dbsort(3pm)sort rows based on the the specified columns✨
• Fsdb::Filter::dbsubprocess(3pm)invoke a subprocess as a Fsdb filter object✨
• Fsdb::Filter::html_table_to_db(3pm)convert HTML tables into fsdb✨
• Fsdb::Filter::kitrace_to_db(3pm)convert kitrace output to Fsdb format✨
• Fsdb::Filter::sqlselect_to_db(3pm)convert MySQL or MariaDB selected tables to fsdb✨
• Fsdb::Filter::tabdelim_to_db(3pm)convert tab-delimited data into fsdb✨
• Fsdb::Filter::tcpdump_to_db(3pm)convert tcpdump textual output to fsdb✨
• Fsdb::Filter::xml_to_db(3pm)convert a subset of XML into fsdb✨
• Fsdb::Filter::yaml_to_db(3pm)convert a subset of YAML into fsdb✨
• Fsdb::IO(3pm)base class for Fsdb IO (FsdbReader and FsdbWriter)✨
• Fsdb::IO::Reader(3pm)handle formatting reading from a fsdb file (handle) or queue✨
• Fsdb::IO::Replayable(3pm)support for buffering fsdb rows✨
• Fsdb::IO::Writer(3pm)handle formatting reading from a fsdb file (handle) or queue✨
• Fsdb::Support(3pm)support routines for Fsdb✨
• Fsdb::Support::DelayPassComments(3pm)support for buffering comments✨
• Fsdb::Support::Freds(3pm)an abstraction over fork and/or ithreads✨
• Fsdb::Support::IPv6(3pm)ipv6-parsing helpers✨
• Fsdb::Support::NamedTmpfile(3pm)dreate temporary files that can be opened✨
• Fsdb::Support::OS(3pm)operating-system-specific support functions✨
• Fsdb::Support::TDistribution(3pm)t-distributions for stats✨
• fsdialog(3tcl)dialog boxes for the user to select a file or directory.✨
• fseek(3)reposition a stream✨
• fseek(3p)reposition a file-position indicator in a stream✨
• fseek(3posix)reposition a file-position indicator in a stream✨
• fseeko(3)seek to or report file position✨
• fsetfilecon(3)set SELinux security context of a file✨
• fsetfilecon_raw(3)set SELinux security context of a file✨
• fsetpos(3)reposition a stream✨
• fsetpos(3p)set current file position✨
• fsetpos(3posix)set current file position✨
• fsm_print(3)FSM API✨
• fssetdm_by_handle(3)file handle operations✨
• fstat(3p)get file status✨
• fstat(3posix)get file status✨
• fstatat(3p)get file status✨
• fstatat(3posix)get file status✨
• fstatvfs(3)get filesystem statistics✨
• fstatvfs(3p)get file system information✨
• fstatvfs(3posix)get file system information✨
• fstrcasecmp(3)fuzzy comparison of two strings ignoring case✨
• fstrcasecmpi(3)fuzzy comparison of two strings ignoring case✨
• fstrcmp(3)fuzzy comparison of two strings✨
• fstrcmpi(3)fuzzy comparison of two strings✨
• fstrcoll(3)fuzzy comparison of two strings using the current locale✨
• fstrcolli(3)fuzzy comparison of two strings using the current locale✨
• fstream(3)✨
• fswap(3bobcat)generic template fast swap function✨
• fsync(3p)synchronize changes to a file✨
• fsync(3posix)synchronize changes to a file✨
• Ftdi(3)✨
• ftdi.c(3)✨
• ftdi.cpp(3)✨
• ftdi.h(3)✨
• ftdi.hpp(3)✨
• Ftdi_Context(3)FTDI device context. Represents single FTDI device context.✨
• ftdi_context(3)Main context structure for all libftdi functions.✨
• Ftdi_Context_Private(3)✨
• ftdi_device_list(3)list of usb devices created by ftdi_usb_find_all()✨
• Ftdi_Eeprom(3)Device EEPROM.✨
• ftdi_eeprom(3)FTDI eeprom structure.✨
• Ftdi_Eeprom_Private(3)✨
• ftdi_i.h(3)✨
• Ftdi_List(3)Device list.✨
• Ftdi_List_Private(3)✨
• ftdi_stream.c(3)✨
• ftdi_transfer_control(3)✨
• ftdi_version_info(3)✨
• FTDIProgressInfo(3)✨
• FTDIStreamState(3)✨
• ftell(3)reposition a stream✨
• ftell(3p)return a file offset in a stream✨
• ftell(3posix)return a file offset in a stream✨
• ftello(3)seek to or report file position✨
• ftime(3)return date and time✨
• ftitle(3NCARG)Used for unscrolled movie or video titles. It reads, from standard input, the information necessary to define the desired title frames, and then calls STITLE to create those frames.✨
• ftofix(3)Converts a floating point value to fixed point. Allegro game programming library.✨
• ftofix(3alleg4)Converts a floating point value to fixed point. Allegro game programming library.✨
• ftok(3)convert a pathname and a project identifier to a System V IPC key✨
• ftok(3p)generate an IPC key✨
• ftok(3posix)generate an IPC key✨
• ftostre(3avr)<stdlib.h>: General utilities✨
• ftostrf(3avr)<stdlib.h>: General utilities✨
• ftp(3)A File Transfer Protocol client.✨
• ftp(3erl)A File Transfer Protocol client.✨
• ftp(3tcl)Client-side tcl implementation of the ftp protocol✨
• ftp_geturl(3tcl)Uri handler for ftp urls✨
• ftpd(3tcl)Tcl FTP server implementation✨
• ftruncate(3p)truncate a file to a specified length✨
• ftruncate(3posix)truncate a file to a specified length✨
• ftrylockfile(3)lock FILE for stdio✨
• ftrylockfile(3p)stdio locking functions✨
• ftrylockfile(3posix)stdio locking functions✨
• fts(3)traverse a file hierarchy✨
• fts_children(3)traverse a file hierarchy✨
• fts_close(3)traverse a file hierarchy✨
• fts_get_clientptr(3)traverse a file hierarchy✨
• fts_get_stream(3)traverse a file hierarchy✨
• fts_open(3)traverse a file hierarchy✨
• fts_read(3)traverse a file hierarchy✨
• fts_set(3)traverse a file hierarchy✨
• fts_set_clientptr(3)traverse a file hierarchy✨
• ftw(3)file tree walk✨
• ftw(3p)traverse (walk) a file tree✨
• ftw(3posix)traverse (walk) a file tree✨
• ftwalk(3ast)file tree walker✨
• fullock(3)Fast User Level LOCK (FULLOCK) library for C/C++✨
• Fun(3o)Function manipulation.✨
• func(3)✨
• FunClose(3)close a Funtools data file✨
• FunColumnActivate(3)activate Funtools columns✨
• FunColumnLookup(3)lookup a Funtools column✨
• FunColumnSelect(3)select Funtools columns✨
• function(3)✨
• function(3valkey)A container for function commands.✨
• function-delete(3valkey)Deletes a library and its functions.✨
• function-dump(3valkey)Dumps all libraries into a serialized binary payload.✨
• function-flush(3valkey)Deletes all libraries and functions.✨
• function-help(3valkey)Returns helpful text about the different subcommands.✨
• function-kill(3valkey)Terminates a function during execution.✨
• function-list(3valkey)Returns information about all libraries.✨
• function-load(3valkey)Creates a library.✨
• function-restore(3valkey)Restores all libraries from a payload.✨
• function-stats(3valkey)Returns information about a function during execution.✨
• function::abort(3stap)Immediately shutting down probing script.✨
• function::addr(3stap)Address of the current probe point.✨
• function::addr_to_node(3stap)Returns which node a given address belongs to within a NUMA system✨
• function::ansi_clear_screen(3stap)Move cursor to top left and clear screen.✨
• function::ansi_cursor_hide(3stap)Hides the cursor.✨
• function::ansi_cursor_move(3stap)Move cursor to new coordinates.✨
• function::ansi_cursor_restore(3stap)Restores a previously saved cursor position.✨
• function::ansi_cursor_save(3stap)Saves the cursor position.✨
• function::ansi_cursor_show(3stap)Shows the cursor.✨
• function::ansi_new_line(3stap)Move cursor to new line.✨
• function::ansi_reset_color(3stap)Resets Select Graphic Rendition mode.✨
• function::ansi_set_color(3stap)Set the ansi Select Graphic Rendition mode.✨
• function::asmlinkage(3stap)Mark function as declared asmlinkage✨
• function::assert(3stap)evaluate assertion✨
• function::atomic_long_read(3stap)Retrieves an atomic long variable from kernel memory✨
• function::atomic_read(3stap)Retrieves an atomic variable from kernel memory✨
• function::backtrace(3stap)Hex backtrace of current kernel stack✨
• function::bytes_to_string(3stap)Human readable string for given bytes✨
• function::caller(3stap)Return name and address of calling function✨
• function::caller_addr(3stap)Return caller address✨
• function::callers(3stap)Return first n elements of kernel stack backtrace✨
• function::cmdline_arg(3stap)Fetch a command line argument✨
• function::cmdline_args(3stap)Fetch command line arguments from current process✨
• function::cmdline_str(3stap)Fetch all command line arguments from current process✨
• function::commit(3stap)Write out all output related to a speculation buffer✨
• function::cpu(3stap)Returns the current cpu number✨
• function::cpu_clock_ms(3stap)Number of milliseconds on the given cpu's clock✨
• function::cpu_clock_ns(3stap)Number of nanoseconds on the given cpu's clock✨
• function::cpu_clock_s(3stap)Number of seconds on the given cpu's clock✨
• function::cpu_clock_us(3stap)Number of microseconds on the given cpu's clock✨
• function::cpuid(3stap)Returns the current cpu number✨
• function::cputime_to_msecs(3stap)Translates the given cputime into milliseconds✨
• function::cputime_to_string(3stap)Human readable string for given cputime✨
• function::cputime_to_usecs(3stap)Translates the given cputime into microseconds✨
• function::ctime(3stap)Convert seconds since epoch into human readable date/time string✨
• function::current_exe_file(3stap)get the file struct pointer for the current task's executable file✨
• function::cve_count_metric(3stap)Increment the count of key✨
• function::cve_record_metric(3stap)Set the value of key✨
• function::cve_tmpdisable(3stap)Disable the cve livepatch✨
• function::d_name(3stap)get the dirent name✨
• function::d_path(3stap)get the full nameidata path✨
• function::delete_stopwatch(3stap)Remove an existing stopwatch✨
• function::discard(3stap)Discard all output related to a speculation buffer✨
• function::dump_stack(3stap)Send the kernel backtrace to the kernel trace buffer✨
• function::egid(3stap)Returns the effective gid of a target process✨
• function::env_var(3stap)Fetch environment variable from current process✨
• function::errno_str(3stap)Symbolic string associated with error code✨
• function::error(3stap)Send an error message✨