Tutorial by Examples: p

Unlike other languages, Python doesn't have a do-until or a do-while construct (this will allow code to be executed once before the condition is tested). However, you can combine a while True with a break to achieve the same purpose. a = 10 while True: a = a-1 print(a) if a<7: ...

How To Choose A Theme Each WordPress install comes with a pre-installed theme. You manage your themes from the Dashboard. Go to Appearance > Themes to install, preview, delete, activate, and update Themes. The current theme is found in the upper left corner of this menu. Hovering over the theme...

This method will create a new Excel Spreadsheet. Pass in the fileName which is a full file path name. using DocumentFormat.OpenXml; using DocumentFormat.OpenXml.Packaging; using DocumentFormat.OpenXml.Spreadsheet; using System; .... void Create(string fileName) { using (Sp...

The Pipe implementation import {Pipe, PipeTransform} from '@angular/core'; @Pipe({ name: 'orderBy', pure: false }) export class OrderBy implements PipeTransform { value:string[] =[]; static _orderByComparator(a:any, b:any):number{ if(a === null || typeof a === 'undefin...

Parent component : import {Component} from '@angular/core'; @Component({ selector: 'parent-component', templateUrl: './parent-component.html' }) export class ParentComponent { users : Array<User> = []; changeUsersActivation(user : User){ user.changeButtonState(); } ...

Create a build job (according to your requirement). For this example I have created a freestyle job (AutoPush) to perform ANT build. We are going to create two variables, PUSH (Choice Parameter) and TAG_NUMBER (String Parameter). We can choose the value YES or NO for PUSH, this will decide whether...

The 0.9 release of Kafka introduced a complete redesign of the kafka consumer. If you are interested in the old SimpleConsumer (0.8.X), have a look at this page. If your Kafka installation is newer than 0.8.X, the following codes should work out of the box. Configuration and initialization Kaf...

Configuration and initialization First, create a maven project and add the following dependency in your pom: <dependencies> <dependency> <groupId>org.apache.kafka</groupId> <artifactId>kafka-clients</artifactId> <version&...

NameStorage SizeDescriptionRangesmallint2 bytessmall-range integer-32768 to +32767integer4 bytesypical choice for integer-2147483648 to +2147483647bigint8 byteslarge-range integer-9223372036854775808 to +9223372036854775807decimalvariableuser-specified precision, exactup to 131072 digits before the...

NameStorage SizeDescriptionLow ValueHigh ValueResolutiontimestamp (without time zone)8 bytesboth date and time (no time zone)4713 BC294276 AD1 microsecond / 14 digitstimestamp (with time zone)8 bytesboth date and time, with time zone4713 BC294276 AD1 microsecond / 14 digitsdate4 bytesdate (no time o...

NameStorage SizeDescriptionRepresentationpoint16 bytesPoint on a plane(x,y)line32 bytesInfinite line{A,B,C}lseg32 bytesFinite line segment((x1,y1),(x2,y2))box32 bytesRectangular box((x1,y1),(x2,y2))path16+16n bytesClosed path (similar to polygon)((x1,y1),...)path16+16n bytesOpen path[(x1,y1),...]pol...

NameStorage SizeDescriptioncidr7 or 19 bytesIPv4 and IPv6 networksinet7 or 19 bytesIPv4 and IPv6 hosts and networksmacaddr6 bytesMAC addresses

NameDescriptioncharacter varying(n), varchar(n)variable-length with limitcharacter(n), char(n)fixed-length, blank paddedtextvariable unlimited length

If you need to extract information from a text response, the easiest way is to use Regular Expressions. The matching pattern is very similar to the one used in Perl. Let’s assume we want to test a flight ticket purchase workflow. The first step is to submit the purchase operation. The next step is t...

XPath can be used to navigate through elements and attributes in an XML document. It could be useful when data from the response cannot be extracted using the Regular Expression Extractor. For example, in the case of a scenario where you need to extract data from similar tags with the same attribute...

This uses the Dropbox Java SDK to share a file at "/test.txt" with a specific user: List<MemberSelector> newMembers = new ArrayList<MemberSelector>(); MemberSelector newMember = MemberSelector.email("<EMAIL_ADDRESS_TO_INVITE>"); newMembers.add(newMember); ...

This uses the Dropbox Java SDK to retrieve an existing shared link for /Testing/test.txt specifically: ListSharedLinksResult listSharedLinksResult = client.sharing() .listSharedLinksBuilder() .withPath("/Testing/test.txt").withDirectOnly(true) .start(); System....

This uses the Dropbox Objective-C SDK to upload a local file to Dropbox as "/test.txt". [[client.filesRoutes uploadUrl:@"/test.txt" inputUrl:[NSURL fileURLWithPath:@"/local/path/to/test.txt"]] response:^(DBFILESFileMetadata *metadata, DBFILESUploadError *uploadError, D...

This uses the Dropbox Objective-C SDK to get the user's account information from the Dropbox API. [[client.usersRoutes getCurrentAccount] response:^(DBUSERSFullAccount *account, DBNilObject *_, DBRequestError *error) { if (account) { NSLog(@"%@", account); } else if (er...

This uses the Dropbox Objective-C SDK to download a file from Dropbox at "/test.txt". [[[client.filesRoutes downloadData:@"/test.txt"] response:^(DBFILESFileMetadata *metadata, DBFILESDownloadError *downloadError, DBRequestError *error, NSData *fileData) { if (metadata) { ...