Regex: match beetween two XML tags (multiline)
(?s)<tag1>(.*?)</tag2>(?s)<tag1>(.*?)</tag2>
Scroll two divs simultaneously
On example of diff2html result let sides = this.diffResult.nativeElement.querySelectorAll(’.d2h-file-side-diff’); sides.forEach((sideDiv,idx) => { sideDiv.addEventListener(’scroll’, (event) => { let scrollLeft = event.target.scrollLeft; sides[idx==0?1:0].scrollLeft = scrollLeft; }); });let sides = this.diffResult.nativeElement.querySelectorAll(‘.d2h-file-side-diff’); sides.forEach((sideDiv,idx) => { sideDiv.addEventListener(‘scroll’, (event) => { let scrollLeft = event.target.scrollLeft; sides[idx==0?1:0].scrollLeft = scrollLeft; }); });
Active Directory/LDAP authentication with Spring Boot
package net.marioosh.ldapdemo; import java.util.Arrays; import java.util.Collection; import org.springframework.context.annotation.Configuration; import org.springframework.ldap.core.DirContextOperations; import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder; import org.springframework.security.config.annotation.web.builders.HttpSecurity; import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter; import org.springframework.security.core.GrantedAuthority; import org.springframework.security.core.authority.SimpleGrantedAuthority; import org.springframework.security.ldap.userdetails.LdapAuthoritiesPopulator; @Configuration public class SecurityConfig extends WebSecurityConfigurerAdapter { @Override protected void configure(HttpSecurity http) throws Exception { http.authorizeRequests() .anyRequest() .fullyAuthenticated() .and().formLogin(); } @Override public void configure(AuthenticationManagerBuilder auth) throws Exception { Read more about Active Directory/LDAP authentication with Spring Boot[…]
Base64, Basic authentication header value with Node.js
Buffer.from(’login:password’).toString(’base64’); // bG9naW46cGFzc3dvcmQ=Buffer.from(‘login:password’).toString(‘base64’); // bG9naW46cGFzc3dvcmQ=
XML – check is well formed
public boolean isValid(String xmlFilePath) throws FileNotFoundException { FileInputStream in = new FileInputStream(xmlFilePath); try { XMLInputFactory factory = XMLInputFactory.newInstance(); XMLStreamReader staxXmlReader = factory.createXMLStreamReader(in); while(staxXmlReader.next() != XMLStreamConstants.END_DOCUMENT) {} return true; } catch (XMLStreamException e) { e.printStackTrace(); return false; } }public boolean isValid(String xmlFilePath) throws FileNotFoundException { FileInputStream in = new FileInputStream(xmlFilePath); try { XMLInputFactory factory = XMLInputFactory.newInstance(); Read more about XML – check is well formed[…]
*ngTemplateOutlet
<ng-template #toolbar> lorem ipsum… </ng-template> <!– put my template here –> <ng-container *ngTemplateOutlet="toolbar"></ng-container> <!– and here –> <ng-container *ngTemplateOutlet="toolbar"></ng-container> <!– and here, too 😉 –> <ng-container *ngTemplateOutlet="toolbar"></ng-container><ng-template #toolbar> lorem ipsum… </ng-template> <!– put my template here –> <ng-container *ngTemplateOutlet="toolbar"></ng-container> <!– and here –> <ng-container *ngTemplateOutlet="toolbar"></ng-container> <!– and here, too 😉 –> <ng-container Read more about *ngTemplateOutlet[…]
array to map with reduce()
let months = [ {month: 1, data1: "test1", data2: "test2"}, {month: 2, data1: "test1", data2: "test2"}, {month: 3, data1: "test1", data2: "test2"} ]; let monthsAsMap = months.reduce((map, obj) => { map[obj.month] = obj; return map; }, {}); console.log(monthsAsMap); console.log(monthsAsMap[’2’]);let months = [ {month: 1, data1: "test1", data2: "test2"}, {month: 2, data1: "test1", data2: Read more about array to map with reduce()[…]
@PreAuthorize with use Spring Expression Language (SpEL) and service method call
public interface EventRepository extends JpaRepository<Event, Long> { @PreAuthorize("@securityService.canSave(#event,principal)") Event save(@Param("event") Event event); @PreAuthorize("@securityService.canSave2(#event)") Event save2(@Param("event") Event event); } @Service("securityService") public class SecurityService { public boolean canSave(Event event, UserDetails principal) { // some logic here } public boolean canSave2(Event event) { // get principal from Security Context Object principal = Read more about @PreAuthorize with use Spring Expression Language (SpEL) and service method call[…]
Bash substring, prefix, suffix
Substring $ a=teststring $ echo ${a:2:5} ststr Remove prefix (#) $ a=text_test.txt $ echo ${a#*_} test.txt Remove suffix (%) $ a=text_test.txt $ echo ${a%.txt} text_test
AsyncPipe example
@Component({ … }) export class TestingComponent implements OnInit { units: any; constructor(private restService:RestService) { } ngOnInit() { this.units = this.restService.getUnits(); } }@Component({ … }) export class TestingComponent implements OnInit { units: any; constructor(private restService:RestService) { } ngOnInit() { this.units = this.restService.getUnits(); } } Template <ng-template #loading>Loading…</ng-template> <div *ngIf="units|async as units; else loading"> <span *ngFor="let unit Read more about AsyncPipe example[…]