Total: 22
.NET Framework
Test
2021
Project Request
ASP.NET MVC • C# • SQL Server
Idea of the project: if someone wants to order a project development, here you can send an application.
Test
2020
ProjectC
ASP.NET MVC • C# • JSON • jQuery
JSON data processing.
Test
2020
Vehicle Maintenance
ASP.NET MVC • VB.NET • JSON
Idea of the project: if someone wants to order a project development, here you can send an application.
Test
2019
Movie Navigator
ASP.NET MVC • VB.NET
Request information about movie from IMDB.
Test
2018
Customers Exchange
ASP.NET MVC • C# • SQL Server
Automated teller machine emulation.
Test
2016
ATM
ASP.NET MVC • C#
Automated teller machine emulation.
.NET Core
Pet project
2022
Mail Daemon
.NET 9 • Console • JSON
Utility to send mails with customizable settings.
Custom
Code
2024
Buns of code
.NET Framework • C# • JavaScript
Code snippets from my projects, ready to use; tiny tests; code examples.
PHP
Test
2024
Mediabox
PHP 8 • Laravel 11 • Vue.js • Composer • SQLite
Test project for media files management.
Test
2020
Loan Castle
PHP • MariaDB
Jums jāizstrādā kāda lielāk projekta prototips. Izstrādājot prototipu, paturiet prātā, ka projektam attīstoties, šo prototipu varētu vajadzēt pilnveidot.
Test
2020
Content Management
PHP • MySQL • AJAX
Создать простой сайт, где будет страница с формой для авторизации и страница для авторизованного пользователя.
Test
2019
Laravel
PHP • Laravel • Vue.js • Composer • SQLite
Izveidot aplikāciju, kura ik pēc noteikta intervāla (60 sekundes) veic ierakstu datubāzē izmantojot Laravel freimworka iebūvēto funkcionalitāti.
Test
2019
Phone Check
PHP • JavaScript • JSON • Docker
Implement application to detect country by phone number.
Frontend
Test
2021
Forex Wall
npm • React
For this exercise, what we need is a simple live wall for tracking currencies.
Business projects
Commercial
2008
Certification Center
.NET Framework 4.8 • ASP.NET Web Forms • C# • LINQ • SQL Server • ADO.NET • Dapper • JavaScript • jQuery • Git
Transport registration and certification services in Latvia, Customer Relationship Management.
Commercial
2000
Amerikas Auto
.NET Framework 4.8 • ASP.NET Web Forms • C# • LINQ • SQL Server • ADO.NET • Entity Framework • JavaScript • jQuery • Git
Car service and spare parts for all USA and European car models, Customer Relationship Management.
Pet projects
Pet project
2023
Geolocation Assistant
.NET 8 • ASP.NET Core • C# • Web API • JSON • Git
Website for determining geolocation by IP or geotagged photo.
Pet project
2008
Web Dynamics
.NET Framework 4.8 • ASP.NET Web Forms • C# • LINQ • Web API • JSON • SQL Server • Dapper • JavaScript • jQuery • SVG • Git
Software development blog. Articles, books, videos, content management.
Pet project
2000
Blackball
.NET Framework 4.8 • ASP.NET Web Forms • C# • LINQ • Web API • JSON • XML • SQL Server • Dapper • JavaScript • jQuery • SVG • Git
My entertainment portal created from scratch.
Good old times
Legacy
2000
DOS Clock
Turbo Pascal • Assembler
Digital clock.
Legacy
2000
BrainOut
Turbo Pascal • Assembler
Tank battle game.
Legacy
1999
Airport Administrator
Turbo Pascal
Курсовая работа в институте.
Legacy
1998
Atomizer
Turbo Pascal • Assembler
Atomizer, aka «Studio2D». Graphic raster editor. AGI is my own «Atomizer Generated Image» file format.
Laravel
2019 TestIzveidot aplikāciju, kura ik pēc noteikta intervāla (60 sekundes) veic ierakstu datubāzē izmantojot Laravel freimworka iebūvēto funkcionalitāti.
PHP
Laravel
Vue.js
Composer
SQLite
Source code
<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* This code is partially based on the Rack-Cache library by Ryan Tomayko,
* which is released under the MIT license.
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\HttpKernel\HttpCache;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
/**
* Store implements all the logic for storing cache metadata (Request and Response headers).
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class Store implements StoreInterface
{
protected $root;
private $keyCache;
private $locks;
/**
* @throws \RuntimeException
*/
public function __construct(string $root)
{
$this->root = $root;
if (!file_exists($this->root) && !@mkdir($this->root, 0777, true) && !is_dir($this->root)) {
throw new \RuntimeException(sprintf('Unable to create the store directory (%s).', $this->root));
}
$this->keyCache = new \SplObjectStorage();
$this->locks = [];
}
/**
* Cleanups storage.
*/
public function cleanup()
{
// unlock everything
foreach ($this->locks as $lock) {
flock($lock, LOCK_UN);
fclose($lock);
}
$this->locks = [];
}
/**
* Tries to lock the cache for a given Request, without blocking.
*
* @return bool|string true if the lock is acquired, the path to the current lock otherwise
*/
public function lock(Request $request)
{
$key = $this->getCacheKey($request);
if (!isset($this->locks[$key])) {
$path = $this->getPath($key);
if (!file_exists(\dirname($path)) && false === @mkdir(\dirname($path), 0777, true) && !is_dir(\dirname($path))) {
return $path;
}
$h = fopen($path, 'cb');
if (!flock($h, LOCK_EX | LOCK_NB)) {
fclose($h);
return $path;
}
$this->locks[$key] = $h;
}
return true;
}
/**
* Releases the lock for the given Request.
*
* @return bool False if the lock file does not exist or cannot be unlocked, true otherwise
*/
public function unlock(Request $request)
{
$key = $this->getCacheKey($request);
if (isset($this->locks[$key])) {
flock($this->locks[$key], LOCK_UN);
fclose($this->locks[$key]);
unset($this->locks[$key]);
return true;
}
return false;
}
public function isLocked(Request $request)
{
$key = $this->getCacheKey($request);
if (isset($this->locks[$key])) {
return true; // shortcut if lock held by this process
}
if (!file_exists($path = $this->getPath($key))) {
return false;
}
$h = fopen($path, 'rb');
flock($h, LOCK_EX | LOCK_NB, $wouldBlock);
flock($h, LOCK_UN); // release the lock we just acquired
fclose($h);
return (bool) $wouldBlock;
}
/**
* Locates a cached Response for the Request provided.
*
* @return Response|null A Response instance, or null if no cache entry was found
*/
public function lookup(Request $request)
{
$key = $this->getCacheKey($request);
if (!$entries = $this->getMetadata($key)) {
return;
}
// find a cached entry that matches the request.
$match = null;
foreach ($entries as $entry) {
if ($this->requestsMatch(isset($entry[1]['vary'][0]) ? implode(', ', $entry[1]['vary']) : '', $request->headers->all(), $entry[0])) {
$match = $entry;
break;
}
}
if (null === $match) {
return;
}
$headers = $match[1];
if (file_exists($body = $this->getPath($headers['x-content-digest'][0]))) {
return $this->restoreResponse($headers, $body);
}
// TODO the metaStore referenced an entity that doesn't exist in
// the entityStore. We definitely want to return nil but we should
// also purge the entry from the meta-store when this is detected.
}
/**
* Writes a cache entry to the store for the given Request and Response.
*
* Existing entries are read and any that match the response are removed. This
* method calls write with the new list of cache entries.
*
* @return string The key under which the response is stored
*
* @throws \RuntimeException
*/
public function write(Request $request, Response $response)
{
$key = $this->getCacheKey($request);
$storedEnv = $this->persistRequest($request);
// write the response body to the entity store if this is the original response
if (!$response->headers->has('X-Content-Digest')) {
$digest = $this->generateContentDigest($response);
if (false === $this->save($digest, $response->getContent())) {
throw new \RuntimeException('Unable to store the entity.');
}
$response->headers->set('X-Content-Digest', $digest);
if (!$response->headers->has('Transfer-Encoding')) {
$response->headers->set('Content-Length', \strlen($response->getContent()));
}
}
// read existing cache entries, remove non-varying, and add this one to the list
$entries = [];
$vary = $response->headers->get('vary');
foreach ($this->getMetadata($key) as $entry) {
if (!isset($entry[1]['vary'][0])) {
$entry[1]['vary'] = [''];
}
if ($entry[1]['vary'][0] != $vary || !$this->requestsMatch($vary, $entry[0], $storedEnv)) {
$entries[] = $entry;
}
}
$headers = $this->persistResponse($response);
unset($headers['age']);
array_unshift($entries, [$storedEnv, $headers]);
if (false === $this->save($key, serialize($entries))) {
throw new \RuntimeException('Unable to store the metadata.');
}
return $key;
}
/**
* Returns content digest for $response.
*
* @return string
*/
protected function generateContentDigest(Response $response)
{
return 'en'.hash('sha256', $response->getContent());
}
/**
* Invalidates all cache entries that match the request.
*
* @throws \RuntimeException
*/
public function invalidate(Request $request)
{
$modified = false;
$key = $this->getCacheKey($request);
$entries = [];
foreach ($this->getMetadata($key) as $entry) {
$response = $this->restoreResponse($entry[1]);
if ($response->isFresh()) {
$response->expire();
$modified = true;
$entries[] = [$entry[0], $this->persistResponse($response)];
} else {
$entries[] = $entry;
}
}
if ($modified && false === $this->save($key, serialize($entries))) {
throw new \RuntimeException('Unable to store the metadata.');
}
}
/**
* Determines whether two Request HTTP header sets are non-varying based on
* the vary response header value provided.
*
* @param string $vary A Response vary header
* @param array $env1 A Request HTTP header array
* @param array $env2 A Request HTTP header array
*
* @return bool true if the two environments match, false otherwise
*/
private function requestsMatch($vary, $env1, $env2)
{
if (empty($vary)) {
return true;
}
foreach (preg_split('/[\s,]+/', $vary) as $header) {
$key = str_replace('_', '-', strtolower($header));
$v1 = isset($env1[$key]) ? $env1[$key] : null;
$v2 = isset($env2[$key]) ? $env2[$key] : null;
if ($v1 !== $v2) {
return false;
}
}
return true;
}
/**
* Gets all data associated with the given key.
*
* Use this method only if you know what you are doing.
*
* @param string $key The store key
*
* @return array An array of data associated with the key
*/
private function getMetadata($key)
{
if (!$entries = $this->load($key)) {
return [];
}
return unserialize($entries);
}
/**
* Purges data for the given URL.
*
* This method purges both the HTTP and the HTTPS version of the cache entry.
*
* @param string $url A URL
*
* @return bool true if the URL exists with either HTTP or HTTPS scheme and has been purged, false otherwise
*/
public function purge($url)
{
$http = preg_replace('#^https:#', 'http:', $url);
$https = preg_replace('#^http:#', 'https:', $url);
$purgedHttp = $this->doPurge($http);
$purgedHttps = $this->doPurge($https);
return $purgedHttp || $purgedHttps;
}
/**
* Purges data for the given URL.
*
* @param string $url A URL
*
* @return bool true if the URL exists and has been purged, false otherwise
*/
private function doPurge($url)
{
$key = $this->getCacheKey(Request::create($url));
if (isset($this->locks[$key])) {
flock($this->locks[$key], LOCK_UN);
fclose($this->locks[$key]);
unset($this->locks[$key]);
}
if (file_exists($path = $this->getPath($key))) {
unlink($path);
return true;
}
return false;
}
/**
* Loads data for the given key.
*
* @param string $key The store key
*
* @return string The data associated with the key
*/
private function load($key)
{
$path = $this->getPath($key);
return file_exists($path) ? file_get_contents($path) : false;
}
/**
* Save data for the given key.
*
* @param string $key The store key
* @param string $data The data to store
*
* @return bool
*/
private function save($key, $data)
{
$path = $this->getPath($key);
if (isset($this->locks[$key])) {
$fp = $this->locks[$key];
@ftruncate($fp, 0);
@fseek($fp, 0);
$len = @fwrite($fp, $data);
if (\strlen($data) !== $len) {
@ftruncate($fp, 0);
return false;
}
} else {
if (!file_exists(\dirname($path)) && false === @mkdir(\dirname($path), 0777, true) && !is_dir(\dirname($path))) {
return false;
}
$tmpFile = tempnam(\dirname($path), basename($path));
if (false === $fp = @fopen($tmpFile, 'wb')) {
@unlink($tmpFile);
return false;
}
@fwrite($fp, $data);
@fclose($fp);
if ($data != file_get_contents($tmpFile)) {
@unlink($tmpFile);
return false;
}
if (false === @rename($tmpFile, $path)) {
@unlink($tmpFile);
return false;
}
}
@chmod($path, 0666 & ~umask());
}
public function getPath($key)
{
return $this->root.\DIRECTORY_SEPARATOR.substr($key, 0, 2).\DIRECTORY_SEPARATOR.substr($key, 2, 2).\DIRECTORY_SEPARATOR.substr($key, 4, 2).\DIRECTORY_SEPARATOR.substr($key, 6);
}
/**
* Generates a cache key for the given Request.
*
* This method should return a key that must only depend on a
* normalized version of the request URI.
*
* If the same URI can have more than one representation, based on some
* headers, use a Vary header to indicate them, and each representation will
* be stored independently under the same cache key.
*
* @return string A key for the given Request
*/
protected function generateCacheKey(Request $request)
{
return 'md'.hash('sha256', $request->getUri());
}
/**
* Returns a cache key for the given Request.
*
* @return string A key for the given Request
*/
private function getCacheKey(Request $request)
{
if (isset($this->keyCache[$request])) {
return $this->keyCache[$request];
}
return $this->keyCache[$request] = $this->generateCacheKey($request);
}
/**
* Persists the Request HTTP headers.
*
* @return array An array of HTTP headers
*/
private function persistRequest(Request $request)
{
return $request->headers->all();
}
/**
* Persists the Response HTTP headers.
*
* @return array An array of HTTP headers
*/
private function persistResponse(Response $response)
{
$headers = $response->headers->all();
$headers['X-Status'] = [$response->getStatusCode()];
return $headers;
}
/**
* Restores a Response from the HTTP headers and body.
*
* @param array $headers An array of HTTP headers for the Response
* @param string $body The Response body
*
* @return Response
*/
private function restoreResponse($headers, $body = null)
{
$status = $headers['X-Status'][0];
unset($headers['X-Status']);
if (null !== $body) {
$headers['X-Body-File'] = [$body];
}
return new Response($body, $status, $headers);
}
}