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What's the difference between Task.Start/Wait and Async/Await?

...g something You are. what is the difference between doing Task.Wait and await task? You order your lunch from the waiter at the restaurant. A moment after giving your order, a friend walks in and sits down next to you and starts a conversation. Now you have two choices. You can ignore your ...
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Difference between single and double square brackets in Bash

...ix shell compliant condition tests. Double [[]] are an extension to the standard [] and are supported by bash and other shells (e.g. zsh, ksh). They support extra operations (as well as the standard posix operations). For example: || instead of -o and regex matching with =~. A fuller list of differ...
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Why should the Gradle Wrapper be committed to VCS?

...of the gradle wrapper is to be able, without having ever installed gradle, and without even knowing how it works, where to download it from, which version, to clone the project from the VCS, to execute the gradlew script it contains, and to build the project without any additional step. If all you ...
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How to work around the lack of transactions in MongoDB?

...rd I don't wish to follow because it seems that many things could go wrong and I can't test it in every aspect. I'm having a hard time refactoring my project to perform atomic operations. I don't know whether this comes from my limited viewpoint (I have only worked with SQL databases so far), or whe...
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Alternative for PHP_excel

... quite as convenient for the end user as XSLX (depending on file extension and Excel version, they may get a warning message), but it's a lot easier to work with than XLS or XLSX. http://github.com/elidickinson/php-export-data ...
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Why isn't SQL ANSI-92 standard better adopted over ANSI-89?

...ave found that people are still writing their SQL queries in the ANSI-89 standard: 16 Answers ...
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What is the difference between google tag manager and google analytics?

I am reading about web analytic and came across GTM and GA. 7 Answers 7 ...
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xcodebuild says does not contain scheme

...two versions of things -- the "I'm busy, so just the facts please" version and a more involved discussion and rationale. Both of these versions assume you are trying to build from a Workspace file; if you aren't then my apologies as this mostly applicable to workspace-based projects. Condensed 'Fi...
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What are valid values for the id attribute in HTML?

... For HTML 4, the answer is technically: ID and NAME tokens must begin with a letter ([A-Za-z]) and may be followed by any number of letters, digits ([0-9]), hyphens ("-"), underscores ("_"), colons (":"), and periods ("."). HTML 5 is even more permissive, saying onl...
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Difference between scaling horizontally and vertically for databases [closed]

I have come across many NoSQL databases and SQL databases. There are varying parameters to measure the strength and weaknesses of these databases and scalability is one of them. What is the difference between horizontally and vertically scaling these databases? ...