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Force Java timezone as GMT/UTC
...me classes bundled with the earliest versions of Java were flawed, written by people who did not understand the complexities and subtleties of date-time handling.
The legacy date-time classes have been supplanted by the java.time classes defined in JSR 310.
To represent a time zone, use ZoneId. T...
Algorithm for classifying words for hangman difficulty levels as “Easy”,“Medium”, or “Hard”
... solver does best if it accurately models the distribution of words chosen by the setter, and a human setter may well be choosing words based on their rarity or avoidance of frequently used letters. For example, although E is the most frequently used letter in English, if the setter always chooses f...
Performing a Stress Test on Web Application?
...it for a while.
Cons:
The UI is written in Swing. (ugh!)
JMeter works by parsing the response text returned by the server. So if you're looking to validate any sort of javascript behaviours, you're out of luck.
Learning curve is steep for non-programmers. If you're familiar with regular express...
Do I really need to encode '&' as '&'?
.... This means you can use character entities in the attributes. Using & by itself is wrong and if not for lenient browsers and the fact that this is HTML not XHTML, would break the parsing. Just escape it as & and everything would be fine.
HTML5 allows you to leave it unescaped, but only...
Git: Ignore tracked files
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@Tyler - no, once a file is tracked by git it will always be tracked, even if that file appears in a .gitignore. My use case is something like "here's a base template of a file where you'd store your credentials in, now never commit it".
–...
How to close current tab in a browser window?
...t. "This method is only allowed to be called for windows that were opened by a script using the window.open method." In other words, you can only use JavaScript to close a window/tab that was spawned via JavaScript.
– Ryan Joy
Jan 16 '10 at 5:46
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Stop and Start a service via batch or cmd file?
...has the form "\\ServerName"
Further help on commands can be obtained by typing: "sc [command]"
Commands:
query-----------Queries the status for a service, or
enumerates the status for types of services.
queryex---------Queries the extended status f...
Is there a (repeat-last-command) in Emacs?
...ed in, the command-history function might be of interest. You can get that by M-x command-history
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Why is creating a new process more expensive on Windows than Linux?
...y cheap when COW is used, but as a matter of fact, fork is mostly followed by an exec. And an exec has to load all images as well. Discussing the performance of fork therefore is only part of the truth.
When discussing the speed of process creation, it is probably a good idea to distinguish between...
Java's L number (long) specification
...al type (e.g. 3.14159), it is assumed to be a double.
In all other cases (byte, short, char), you need the cast as there is no specific suffix.
The Java spec allows both upper and lower case suffixes, but the upper case version for longs is preferred, as the upper case L is less easy to confuse wi...