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What is the Git equivalent for revision number?

...e SVN at work, but for my personal projects I decided to use Git. So I installed Git yesterday, and I wonder what is the revision number equivalent in Git . ...
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How to convert an int to a hex string?

... @diedthreetimes, chr does not involve ASCII at all--it simply takes a number and makes a one-byte bytestring where the ordinal value of the byte is the number. ASCII and ASCII-compatible encodings come into play when you write and display bytestrings. ...
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Linux - Replacing spaces in the file names

...umber of files in a folder, and I want to replace every space character in all file names with underscores. How can I achieve this? ...
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MySQL query String contains

... Quite simple actually: mysql_query(" SELECT * FROM `table` WHERE `column` LIKE '%{$needle}%' "); The % is a wildcard for any characters set (none, one or many). Do note that this can get slow on very large datasets so if your database grow...
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Assigning a variable NaN in python without numpy

...aking) be said to be equal to one another -- see What is the rationale for all comparisons returning false for IEEE754 NaN values? for more details and information. Instead, use math.isnan(...) if you need to determine if a value is NaN or not. Furthermore, the exact semantics of the == operation...
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Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala

...t is both commutative and associative. This means the operation can be parallelized. This distinction is very important for Big Data / MPP / distributed computing, and the entire reason why reduce even exists. The collection can be chopped up and the reduce can operate on each chunk, then the red...
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Why would you use String.Equals over ==? [duplicate]

I recently was introduced to a large codebase and noticed all string comparisons are done using String.Equals() instead of == ...
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Error handling principles for Node.js + Express.js applications?

... Error handling in Node.js is generally of the format A). Most callbacks return an error object as the first argument or null. Express.js uses middleware and the middleware syntax uses B) and E) (mentioned below). C) is bad practice if you ask me. app.get('...
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keytool error :java.io.IoException:Incorrect AVA format

...) in a field for Name, Organization or somewhere else. Of course if you really want some charachter can be escaped with \ sign share | improve this answer | follow ...
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iPhone App Minus App Store?

... member of the developer program. You can then use the adhoc system to install your application onto up to 100 devices. The developer program has the details but it involves adding UUIDs for each of the devices to your application package. UUIDs can be easiest retrieved using Ad Hoc Helper available...