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Asymmetric IFs help you keep DRY

Symmetric IF The following is an example of what I started calling Symmetric IF because all the branches of the IF have equal dignity and weight. public Observable<File> getSelectedFile() { if (selectedFile != null) { return selectedFileSubject.asObservable().startWith(selectedFile); } else { return selectedFileSubject.asObservable(); } } This code is written to leverage the capabilities of ReactiveX/RxJava, a library that… Continue reading Asymmetric IFs help you keep DRY

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The time you save not providing feedback for an offline tech test may cost you dearly

  Mary is an extremely interesting candidate. She was introduced to you by a recruiting agency that you reached out to get help finding the right person. You would have done it yourself but this period you are super busy and don't have time for this part of the business. Right choice, dangerous mindset if… Continue reading The time you save not providing feedback for an offline tech test may cost you dearly

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Too many candidates, often the best ones, will withdraw from a hiring process requiring to take a tech test offline

Today I bumped into an interesting thread on StackExchange about tech tests scaring off candidates. Here the issue that bobo2000, at his first gigs as an interviewer, experienced with candidates asked to complete a tech tests: It is the first time that I am doing HR, and we are looking for a developer. The selection… Continue reading Too many candidates, often the best ones, will withdraw from a hiring process requiring to take a tech test offline

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Do not underestimate the time a candidate will need to complete that offline tech test you gave them

Test estimation is usually not performed by the same person that is submitting its text to the candidate Tech tests are usually presented to the candidate by HR people, who most of the times don’t have the skills to estimate the duration of the task the candidate is being asked to perform. A good HR… Continue reading Do not underestimate the time a candidate will need to complete that offline tech test you gave them

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The Babel of Polyglot programming

Polyglot cooking An honorable mention goes to the first person who can translate the following: Rebus: I sextarius lac, et recens totum organicum Totum in velit vel empta lyophilized lactic fermenta yoghurt Procedimento Mettete il latte a riscaldare. La temperatura del latte dovrà raggiungere i 40 ° ma non superarli. Oltre la soglia dei 50 °C… Continue reading The Babel of Polyglot programming

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An API is first and foremost a contract but how it’s honored is what matters the most

An API is first and foremost a contract Like a contract between humans defines the rules both sides have to follow to make a certain interaction work, so an API defines how an application can interact with another one. Not all contracts between humans have characteristics very similar to a typical API but certain analogies… Continue reading An API is first and foremost a contract but how it’s honored is what matters the most

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How long does it take a developer to read a recruiter’s email?

Search on Google the question “how long does it take a recruiter to review a resume” and you’ll get back 23.600.000 results. It’s evident that there’s a lot of interest for this topic and I remember it clearly becoming one of the hottest topics of discussion multiple times over the last 10 years. Even magazines… Continue reading How long does it take a developer to read a recruiter’s email?