Month: May 2025

From RecyclerView to LazyColumn: A Performance Optimization Playbook for Jetpack Compose

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When our team made the jump to Jetpack Compose, one thing immediately stood out – the simplicity of handling lists. No more wrestling with complex adapters, tricky cell updates, or manual diffing; just drop your items into a LazyColumn, add keys, and voilà – instant scrolling magic! But, as you might have guessed, reality isn’t … Read more

Sky pitches ousting Maker token, enabling staking, to complete upgrade

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Decentralized finance (DeFi) lending platform Sky has pitched a proposal to finalize its upgrade from Maker by replacing its governance token and enabling staking. The proposal, posted on May 1 to Sky’s decentralized autonomous organization (DAO) forum, would see the Sky (SKY) token take over the Maker (MKR) token as the protocol’s governance token. If … Read more

Kraken details how it spotted North Korean hacker in job interview

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US crypto exchange Kraken has detailed a North Korean hacker’s attempt to infiltrate the organization by applying for a job interview. “What started as a routine hiring process for an engineering role quickly turned into an intelligence-gathering operation,” the company wrote in a May 1 blog post. Kraken said the applicant’s red flags appeared early … Read more

Kraken finalizes NinjaTrader buy as Q1 revenue jumps 19%

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Crypto exchange Kraken has completed its acquisition of the futures trading platform NinjaTrader and reported its first quarter revenues jumped 19% year-on-year to $471.7 million. Kraken said in a May 1 report that its NinjaTrader acquisition would give its US customers access to the traditional derivatives market, aligning with its plans to expand its offerings … Read more

SQL Recursive Queries – How to Understand Common Table Expressions (CTEs)

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Recursive queries in SQL, enabled by Common Table Expressions (CTEs), allow us to work with hierarchical or recursive data structures such as employee-manager relationships, family trees, or file directories. This article introduces the WITH clause and demonstrates how recursive CTEs can simplify these operations. What is a Common Table Expression (CTE)? A CTE is a … Read more

U.S. Senate Moves Toward Action on Stablecoin Bill

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The U.S. Senate may soon vote on legislation that would establish U.S. regulations for the issuers of stablecoins, also marking the first time the chamber has considered a major crypto bill. Senate Majority Leader John Thune, a South Dakota Republican, started the ball rolling to fast-track the Guiding and Establishing National Innovation for U.S. Stablecoins … Read more