Blog
KEYDAL blog: what we learn in the field on hosting, domains, servers, security, software and press law; step-by-step guides and current notes.
Running a Node.js Application in the Background as a systemd Service
The logic of running a Node.js app as a systemd service instead of in a terminal: unit file structure, systemctl commands and the mistakes people make
Press LawIs There a Penalty for Surreptitious Advertising in Turkey?
Surreptitious advertising in Turkey: the Article 61(4) definition, the three-part test in the Regulation, Article 77(12) sanctions and the 24-hour rul
HostingSpeeding Up Server Connections with the SSH Config File
A guide to shortening SSH connections with ~/.ssh/config: Host, HostName, User, IdentityFile and ProxyJump settings, file permissions and common mista
Press LawWho Is Covered by Social Network Provider Obligations in Turkey?
The Additional Article 4 regime in Law No. 5651: definition, daily access thresholds, representative, 48 hours, reporting and the sanction ladder.
SEOSocial Media Image Sizes in 2026: Instagram, Facebook, X, LinkedIn
A practical reference guide to current image sizes, aspect ratios and cropping behaviour for Instagram, Facebook, X, LinkedIn, YouTube and Pinterest.
TroubleshootingMinecraft Skins Not Loading Fix | Steve/Alex Skin Problem
Are player skins not loading on your Minecraft server? A guide to the Steve/Alex skin problem, SkinsRestorer setup and the correct online-mode skin se
TroubleshootingMinecraft Server Crashing on Startup Fix | Server Crash Guide
Does your Minecraft server crash while starting? The causes behind Exception in server tick loop and Failed to start errors, with a clear step-by-step
TroubleshootingMinecraft Scoreboard and TAB Lag Fix | Placeholder Optimization
Is the scoreboard or TAB list lagging on your Minecraft server? Placeholder optimization, refresh interval settings and a practical performance guide.
SEOHow to Add Structured Data With Schema.org JSON-LD
How to add Schema.org structured data with JSON-LD, which schema types exist, and what rich results do and do not promise — all explained with example
Press LawRTÜK Broadcasting Principles Checklist (Before You Go to Air)
The 24 broadcasting principles in Article 8 of Turkish Law No. 6112, the Article 32 sanction tiers and the commercial communication rules: a pre-broad
SEOWhat Is robots.txt and How Do You Create One Correctly?
A guide to the correct location of robots.txt, the User-agent, Disallow, Allow and Sitemap directives, Disallow versus noindex.
Press LawWhat Is the Right to Be Forgotten in Turkey and How Is It Used?
The right to be forgotten is not an institution named in Turkish law. The annulment of Article 9 of Law No.
Press LawRight of Reply and Correction in Turkey: Petition Templates
Right of reply and correction under Article 14 of Turkey's Press Law No. 5187: deadlines, formal requirements, news site rules and two petition templa
Press LawA Removal Request Has Reached My Site — What Should I Do?
How to identify the legal route behind a removal request sent to a Turkish news site: Law No. 5651 Articles 8, 8/A and 9/A, court orders.
Web SetupI Can't Log Into wp-admin: Resetting a WordPress Password from the Database
No reset email arriving, or the password forgotten? How site owners with database access can reset the wp-admin password with SQL, step by step and sa
Press LawIs Publishing News Agency Copy Without Permission a Crime in Turkey?
Agency copy has two layers: the quotation freedom in FSEK Article 36 and the obligations in your subscription contract.
SoftwareWhat Is Regex (Regular Expressions)? A Beginner's Guide
What is regex and what problem does it solve? Regex basics with character classes, quantifiers, anchors and the g/i/m/s flags.
Press LawWhat Happens If I Refuse a Removal Request?
What refusing a takedown costs depends on the route: Law No. 5651 Articles 9/A, 8 and 8/A, hosting and content provider liability.
Game ServersHow to Change the Name, Brand and MOTD Inside a Minecraft Plugin Pack
How do you change the server name, brand, MOTD, scoreboard, tab and chat prefixes inside a bought Minecraft plugin pack? A step-by-step rebranding gui
Press LawCan an Opinion Column Be Quoted Without Permission in Turkey?
FSEK Article 36(2) ties column quotation to one question: if the right of quotation is not expressly reserved it may be taken as it stands; if reserve
Press LawIs Quoting News From Another Website Free in Turkey?
Article 36(1) of Turkey's FSEK lets daily news and reports be freely quoted. What falls inside the exemption, what does not.
Press LawWhat Are the Consequences of Publishing Deepfake Content in Turkey?
Turkish law has no deepfake-specific offence. The general provisions are TCK 217/A, 125, 132-137, 226 and 267, plus Law No. 5651 and publisher liabili
InternetPrivate and Public IP Addresses: How RFC 1918, CGNAT and NAT Work
A clear, technical explanation of the RFC 1918 private IP ranges, what NAT and CGNAT actually do, and why they get in the way of port forwarding.
Press LawDo You Need a Privacy Notice When Collecting Reader Data?
The duty to inform under Article 10 of Turkey's KVKK, data subject rights under Article 11, response deadlines under Article 13.
Press LawPress Card Quota Calculation in Turkey (By Type of Publication)
Press card quotas under the Turkish Press Card Regulation: the page-area formula, threshold tables for newspapers, magazines, agencies, radio.
Press LawTurkey's Press Card Commission: Meeting Calendar and Results
The Press Card Commission in Turkey: its 19-member structure, quorum and voting rules, 2025-2026 meeting dates, and how to check results through e-Dev
Press LawTurkish Press Card Application Checklist
Applying for a Turkish press card under Law No. 5187 and the Press Card Regulation: five card types, conditions, documents, the Commission.
TroubleshootingLuckPerms Prefix Not Showing Fix | Minecraft Chat Prefix Setup
LuckPerms prefix not showing on your Minecraft server? Fix it step by step with Vault, EssentialsX Chat and the correct chat format and meta settings.
TroubleshootingMinecraft Port Already in Use: Address Already in Use Fix
Getting an address already in use error on your Minecraft server? Find the process that is holding the port and switch to an alternative port.
Game ServersNothing Works After Installing Your Plugin Pack? 15 Common Errors and Their Fixes
Plugins not loading after installing your pack? NoClassDefFoundError, missing depends, Java mismatch, YAML errors.
Game ServersBefore You Buy a Minecraft Plugin Pack: A 12-Point Checklist
The 12 critical questions to ask before buying a Minecraft plugin pack: version support, dependencies, licensing, updates, refunds, reputation.
TroubleshootingMinecraft Plugin Not Loading: Dependency and Compatibility Fix
Plugins not loading on your Minecraft server? Missing dependencies, version mismatches and broken jar files explained one troubleshooting step at a ti
TroubleshootingMinecraft Kicked for Flying: Flying Is Not Enabled Fix
Are players getting kicked for flying on your Minecraft server? Fix it with the allow-flight setting, anti-cheat tuning and server TPS checks.
Press LawIs Using Personal Data in a News Report a KVKK Breach?
Names, photographs, health and criminal conviction data in news reports under Articles 3, 4, 5 and 6 of Turkey's KVKK, the limits of Article 28(1)(c).
TroubleshootingMinecraft Permission Denied Error: LuckPerms Fix
Getting permission denied errors on your Minecraft server? A LuckPerms permission setup and permission node guide for server admins.
Press LawPeriodical Publication Declaration in Turkey: Specimen and Filing Guide
Filing a periodical publication declaration under Articles 7 and 8 of Turkey's Press Law No. 5187: where to file, required annexes.
Press LawThe Penalty for Republishing Without Crediting the Source in Turkey
Two regimes run on republication without credit: Article 24 of Press Law No. 5187 and FSEK Articles 67, 68 and 71-72. Which one applies, and when?
SecurityWhat Makes a Password Strong? Entropy and Real Password Resilience
What password entropy is, how the character pool and length are calculated, brute-force attack scenarios and the passphrase approach to real password
TroubleshootingMinecraft Server Out of Memory: OutOfMemoryError Fix
Getting OutOfMemoryError on your Minecraft server? Fix the low RAM problem with the right Xmx settings, Spark heap analysis and memory optimization st
SEOOpen Graph Tags: Take Control of Your Social Share Card
A guide to how Open Graph and Twitter Card tags work, the right og:image size, the caching problem and using the Sharing Debugger and Card Validator t
Press LawOfficial Advertisement Rate Archive in Turkey (Year by Year)
Turkey's official advertisement tariffs 2020-2026: column-centimetre and box unit rates, Official Gazette references.
SoftwareNumber Systems: What Are Binary, Octal and Hexadecimal?
What is a number base (a positional number system)? The differences between binary, octal and hexadecimal, plus manual conversion and practical exampl
HostingHow to Write an Nginx Server Block: Static Sites and Reverse Proxy
How do you write an Nginx server block? Serving static sites, reverse proxying, proxy_set_header headers, SSL termination and common mistakes explaine
Press LawNewspaper Page Area Calculation in Turkey
Turkish media law uses two separate area calculations: square metres for press card quotas and column-centimetres for official advertisement fees.
Press LawDo You Need Consent to Send a Newsletter in Turkey?
Prior consent under Article 6 of Law No. 6563, content rules in Article 7, the opt-out right and three business days in Article 8, İYS under Article 1
Press LawNews Website Imprint Template (Turkey, Press Law Art. 4)
Mandatory imprint items for Turkish news websites under Press Law No. 5187 Art. 4: contact page rules, content date stamps.
Press LawLegal Compliance Checklist for Internet News Websites in Turkey
Every obligation a Turkish news website owes under Laws No. 5187 and 5953: declaration, imprint, two-year content retention, corrections.
TroubleshootingMinecraft Nether Portal Not Working: Portal Link Fix
Nether portals not working on your Minecraft server? Fix them with Multiverse, the allow-nether setting and the right WorldGuard region flag configura
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