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How to quit a java app from within the program
..., as is usual for applications with a graphical user interface (AWT, Swing etc.). For these applications, you either find a way to end the GUI event loop (don't know if that is possible with the AWT or Swing), or invoke System.exit().
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Mechanisms for tracking DB schema changes [closed]
...le script, update.php, and a number of files numbered 1.sql, 2.sql, 3.sql, etc. The script uses one extra table to store the current version number of the database. The N.sql files are crafted by hand, to go from version (N-1) to version N of the database.
They can be used to add tables, add column...
Strengths of Shell Scripting compared to Python [closed]
... indispensable. Why do you think there are so many? bash, tcsh, csh, sh, etc., etc.,
Python is a shell. Not the one you'd use for running all commands, but for scripting, it's ideal.
Python is a more-or-less standard part of all Linux distro's.
The more traditional shells do too many things.
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How do I use the lines of a file as arguments of a command?
...ne argument in quotes so that it can contain whitespace, escape sequences, etc., reading from the file will not do the same thing. For example, if your file contains:
a "b c" d
the arguments you will get are:
a
"b
c"
d
If you want to pull each line as an argument, use the while/read/do constru...
Custom li list-style with font-awesome icon
...li>Item two</li>
</ul>
Adjust the padding/font-size/etc to your liking, and that's it. Here's the usual fiddle: http://jsfiddle.net/joplomacedo/a8GxZ/
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This works with any type of iconic font. FontAwesome, however, provides their own way to deal with this 'problem'. Che...
Formatting a number with leading zeros in PHP [duplicate]
...thing which expects a positive double digit number (Bank Account sort code etc). Please correct me if I'm wrong, but as far as I know, there is no real life instance of requiring a leading zero on a negative value?
– guyver4mk
Mar 14 '16 at 9:24
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Printing leading 0's in C?
...tively, if you always wanted 5 leading zeros, then "00000" + integer.to_s. etc
– mlambie
Mar 4 at 5:21
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How do you search an amazon s3 bucket?
...er and built a tool to help: bucketsearch.net - allows for wildcard search etc
– Jon M
Mar 11 at 21:55
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What is the difference between service, directive and module?
... wire up a number of other things, such as directives, services, constants etc. Modules can be injected into other modules giving you a high level of reuse.
When writing an angular app, you would have a top-level module which is your application code (without templates).
Services are mainly a way...
What is a plain English explanation of “Big O” notation?
... have polynomial complexity or is solvable in polynomial time.
O(n), O(n2) etc. are all polynomial time. Some problems cannot be solved in polynomial time. Certain things are used in the world because of this. Public Key Cryptography is a prime example. It is computationally hard to find two prime f...