Tutorial by Topics: me

A key component of interactive web systems, input tags are HTML elements designed to take a specific form of input from users. Different types of input elements can regulate the data entered to fit a specified format and provide security to password entry. <input type="" name=&quo...

str.capitalize() -> str str.casefold() -> str [only for Python > 3.3] str.center(width[, fillchar]) -> str str.count(sub[, start[, end]]) -> int str.decode(encoding="utf-8"[, errors]) -> unicode [only in Python 2.x] str.encode(encoding="utf-8"...

timeoutID = setTimeout(function() {}, milliseconds) intervalID = setInterval(function() {}, milliseconds) timeoutID = setTimeout(function() {}, milliseconds, parameter, parameter, ...) intervalID = setInterval(function() {}, milliseconds, parameter, parameter, ...) clearTimeout(timeoutID) cle...

Metaclasses allow you to deeply modify the behaviour of Python classes (in terms of how they're defined, instantiated, accessed, and more) by replacing the type metaclass that new classes use by default. When designing your architecture, consider that many things which can be accomplished with...

git merge another_branch [options] git merge --abort ParameterDetails-mMessage to be included in the merge commit-vShow verbose output--abortAttempt to revert all files back to their state--ff-onlyAborts instantly when a merge-commit would be required--no-ffForces creation of a merge-commit...

The HTML5 standards does not list the main element as a sectioning element.

@media [not|only] mediatype and (media feature) { /* CSS rules to apply */ } ParameterDetailsmediatype(Optional) This is the type of media. Could be anything in the range of all to screen.not(Optional) Doesn't apply the CSS for this particular media type and applies for everything else.media...

trap action sigspec... # Run "action" on a list of signals trap sigspec... # Omitting action resets traps for signals ParameterMeaning-pList currently installed traps-lList signal names and corresponding numbers The trap utility is a special shell built-in. It's defined in POSI...

require spl_autoload_require Autoloading, as part of a framework strategy, eases the amount of boilerplate code you have to write.

.prototype.createdCallback() .prototype.attachedCallback() .prototype.detachedCallback() .prototype.attributeChangedCallback(name, oldValue, newValue) document.registerElement(name, [options]) ParameterDetailsnameThe name of the new custom element.options.extendsThe name of the native el...

string date ( string $format [, int $timestamp = time() ] ) int strtotime ( string $time [, int $now ] )

data.frame(..., row.names = NULL, check.rows = FALSE, check.names = TRUE, stringsAsFactors = default.stringsAsFactors()) as.data.frame(x, row.names = NULL, optional = FALSE, ...) # generic function as.data.frame(x, ..., stringsAsFactors = default.stringsAsFactors()) # S3 method for cl...

Meteor is a full-stack JavaScript platform for developing modern Web and mobile applications. Within one project, you are able to build your client (browser and/or hybrid mobile App for Android and/or iOS) and server sides. Reference pages: Meteor Guide Meteor API Docs Meteor Tutorials Met...

ParameterDetailscard_dataJSON object containing payment information for transactioncredit_card_detailsJSON object containing credit card data that is sent to PayPal to be vaultedclient_idYour PayPal application client ID (OAuth 2 credentials)paypalPayPal Node SDK referencesecretYour PayPal applicat...

ParameterDetailsclientIdYour PayPal application client ID (OAuth 2 credentials)linksSimple reference object for all return HATEOAS links from PayPalpaymentIdThe ID of the payment returned from PayPal in order to complete paymentpayerIdThe ID of the payer returned from PayPal in order to complete pa...

Variable arguments are used by functions in the printf family (printf, fprintf, etc) and others to allow a function to be called with a different number of arguments each time, hence the name varargs. To implement functions using the variable arguments feature, use #include <stdarg.h>. To ca...

In C++ Metaprogramming refers to the use of macros or templates to generate code at compile-time. In general, macros are frowned upon in this role and templates are preferred, although they are not as generic. Template metaprogramming often makes use of compile-time computations, whether via templ...

ParameterDetailsbillingAgreementAttributesConfiguration object to create the billing agreementbillingPlanBilling plan ID from the query stringbillingPlanAttribsConfiguration object to create the billing planbillingPlanUpdateAttributesConfiguration object for changing a billing plan to an active sta...