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How to check size of a file using Bash?
...a script that checks for 0-size, but I thought there must be an easier way to check for file sizes instead. I.e. file.txt is normally 100k; how to make a script check if it is less than 90k (including 0), and make it do wget a new copy because the file is corrupt in this case.
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How to get a list of column names on Sqlite3 database?
I want to migrate my iPhone app to a new database version. Since I don't have some version saved, I need to check if certain column names exist.
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Start a git commit message with a hashmark (#)
...is is very annoying when working with a ticket tracking system, and trying to write the ticket number at the beginning of the line, e.g.
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How to restart Jenkins manually?
I've just started working with Jenkins and have run into a problem. After installing several plugins it said it needs to be restarted and went into a "shutting down" mode, but never restarts.
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How to draw an empty plot?
I need to make an empty plot. This is the best could I come up with.
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How does BitLocker affect performance? [closed]
...r. I use VS2010 all the time. I am thinking of enabling BitLocker on my laptop to protect the contents, but I am concerned about performance degradation. Developers who use IDEs like Visual Studio are working on lots and lots of files at once. More than the usual office worker, I would think.
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What's invokedynamic and how do I use it?
I keep hearing about all the new cool features that are being added to the JVM and one of those cool features is invokedynamic. I would like to know what it is and how does it make reflective programming in Java easier or better?
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What is the difference between HTTP_HOST and SERVER_NAME in PHP?
...st" of the request. The SERVER_NAME is defined in server config. Which one to use depends on what you need it for. You should now however realize that the one is a client-controlled value which may thus not be reliable for use in business logic and the other is a server-controlled value which is mor...
Why start an ArrayList with an initial capacity?
The usual constructor of ArrayList is:
11 Answers
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I lose my data when the container exits
Despite Docker's Interactive tutorial and faq I lose my data when the container exits.
11 Answers
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