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Difference between a theta join, equijoin and natural join
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@outis, What does "theta" in "theta join" mean?
– Pacerier
Apr 18 '15 at 6:35
2
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How can I get a JavaScript stack trace when I throw an exception?
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see comment on original question: you don't need custom code, just use "throw new Error('arrrgh')"
– Joshua Richardson
May 29 '13 at 0:02
16
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Extract directory from path
... fml, the question should be extract absolute dir from file, how do I do that? dirname yields relative path I guess
– Alexander Mills
Oct 19 '18 at 6:55
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iterating over each character of a String in ruby 1.8.6 (each_char)
...rately from a base String in ruby. I am using ruby 1.8.6 and would like to do something like:
5 Answers
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How do you implement a Stack and a Queue in JavaScript?
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I'd say this depends on the javascript implementation. I don't think it's defined in the javascript spec.
– Georg Schölly
Oct 19 '09 at 19:18
10
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`find -name` pattern that matches multiple patterns
... a list of all python and html files in a directory with the command find Documents -name "*.{py,html}" .
12 Answers
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Why do you need to create a cursor when querying a sqlite database?
...e and
positioned delete SQL statements for that purpose. Such statements do
not use a regular WHERE clause with predicates. Instead, a cursor
identifies the row. The cursor must be opened and already positioned
on a row by means of FETCH statement.
If you check the docs on Python sqlite mo...
How to set environment variable or system property in spring tests?
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This mechanism does not work if changing Log4j2 configuration file property. Seems that Spring anyway is being loaded (and so logging incorrectly) before that static piece of code.
– lucasvc
Mar 13 '19...
Git - push current branch shortcut
... the default push behavior , but I am looking for an ad-hoc solution that does not change the default behavior.
8 Answers...
How to read/write from/to file using Go?
...files in Go.
Because file API has changed recently and most other answers don't work with Go 1. They also miss bufio which is important IMHO.
In the following examples I copy a file by reading from it and writing to the destination file.
Start with the basics
package main
import (
"io"
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