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Splitting a Java String by the pipe symbol using split(“|”)
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429
You need
test.split("\\|");
split uses regular expression and in regex | is a metacharacte...
C++ Singleton design pattern
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1146
In 2008 I provided a C++98 implementation of the Singleton design pattern that is lazy-evaluate...
Maximum number of records in a MySQL database table
...ql.com/doc/refman/5.0/en/numeric-types.html
unsigned int largest value is 4,294,967,295
unsigned bigint largest value is 18,446,744,073,709,551,615
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How to create correct JSONArray in Java using JSONObject
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4 Answers
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How can I use jQuery in Greasemonkey scripts in Google Chrome?
...n.js.
– Jean Hominal
Mar 16 '13 at 14:51
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What's the meaning of “=>” (an arrow formed from equals & greater than) in JavaScript?
...rted in all browsers, but they are partially or fully supported in Node v. 4.0+ and in most modern browsers in use as of 2018. (I’ve included a partial list of supporting browsers below).
You can read more in the Mozilla documentation on arrow functions.
From the Mozilla documentation:
An arrow f...
How to calculate the CPU usage of a process by PID in Linux from C?
... to read the cpu line from /proc/stat, which looks like:
cpu 192369 7119 480152 122044337 14142 9937 26747 0 0
This tells you the cumulative CPU time that's been used in various categories, in units of jiffies. You need to take the sum of the values on this line to get a time_total measure.
Re...
How do I check if an object has a specific property in JavaScript?
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Infinity symbol with HTML
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334
Use the HTML entity ∞ or ∞.
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Elegant Python function to convert CamelCase to snake_case?
...amel_Case.
– freegnu
May 16 '11 at 14:12
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how about the reverse? Convert a not_camel_case to not...