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What is the best way to compute trending topics or tags?
...e total number of days, sum of views, and sum of views squared in your database. If you have historic data, initialize these fields using that data, otherwise initialize to zero. At the end of each day, calculate the z-score using the day's number of views against the historic data stored in the thr...
How can I remove all my changes in my SVN working directory?
...relies on (I believe) a GNU-specific extension which allows xargs to split based on '\0' instead of whitespace.
The advantage to the above command is that it does not require any network activity to reset the sandbox. You get exactly what you had before, and you lose all your changes. (disclaimer b...
Remove leading zeros from a number in Javascript [duplicate]
...ubtraction)
number = numString - 0;
console.log(number);
Update(based on comments): Why doesn't this work on "large numbers"?
For the primitive type Number, the safest max value is 253-1(Number.MAX_SAFE_INTEGER).
console.log(Number.MAX_SAFE_INTEGER);
Now, lets consider the n...
Can Maven be made less verbose?
...
The existing answer help you filter based on the log-level using --quiet. I found that many INFO messages are useful for debugging, however the downloading artifact log messages such as the following were noisy and not helpful.
Downloading: http://nexus:808...
Rename a file using Java
... contents of one file to another, there are a number of writers available. Based on the extension, it sounds like it's plain text, so I would look at the FileWriter.
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Change UITextField and UITextView Cursor / Caret Color
... This works, but only if you do it in didFinishLaunching? Or can you do it based on user interaction, e.g. press a button?
– Steffen Andersen
Apr 9 '14 at 7:08
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Tools to generate database tables diagram with Postgresql? [closed]
...d look something like:
java -jar schemaspy-6.0.0-rc2.jar -t pgsql -db database_name -host myhost -u username -p password -o ./schemaspy -dp postgresql-9.3-1100.jdbc3.jar -s public -noads
Sometimes using options -port will not working if your database has diferrent port, so you have to add manual ...
How to get just numeric part of CSS property with jQuery?
I need to do a numeric calculation based on CSS properties. However, when I use this to get info:
15 Answers
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Class 'DOMDocument' not found
... to occur with php7.3 to 7.4 transition. When the web server PHP module is based on 7.3 and php-xml is 7.4. Updating to a consistent PHP version (either one) works fine.
– Amos Jeffries
Feb 29 at 6:24
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Converting Java objects to JSON with Jackson
...org.codehaus.jackson
All of the downloads for this can be found here.
For base JSON functionality, you need to add the following jars to your project's libraries:
jackson-mapper-asl
and
jackson-core-asl
Choose the version your project needs. (Typically you can go with the latest stable buil...