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What is a 'multi-part identifier' and why can't it be bound?
I continually get these errors when I try to update tables based on another table. I end up rewriting the query, change the order of joins, change some groupings and then it eventually works, but I just don't quite get it.
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Share cookie between subdomain and domain
...fy the domain as .mydomain.com (with the leading dot) in the cookie that all subdomains can share a cookie.
7 Answers
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How to log SQL statements in Grails
I want to log in the console or in a file, all the queries that Grails does, to check performance.
10 Answers
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Runtime vs. Compile time
...n compile time and run time is an example of what pointy-headed theorists call the phase distinction. It is one of the hardest concepts to learn, especially for people without much background in programming languages. To approach this problem, I find it helpful to ask
What invariants does the pr...
Does Java support default parameter values?
...berson: Static factory methods are no more harmful than new. They are used all the time in new code. Builders for simple value objects are often the result of over-engineering.
– Lii
Jan 22 '16 at 8:38
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What to do with commit made in a detached head
...ter. To avoid detached head, don't checkout old commits. If you still want all the files from there, but as a new commit, then you could checkout the directory from the commit, instead of the commit itself. See this answer
– lucidbrot
Dec 3 '17 at 10:35
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Why XML-Serializable class need a parameterless constructor
...me to accept that public parameterless constructors are great because they allow you to use "new()" with generics and the new initialization syntax. For parametered constructors use static factory methods or the builder pattern implementation.
– cfeduke
Nov 6 ...
Is there a way to auto-adjust Excel column widths with pandas.ExcelWriter?
...el reports. I am currently using pandas quite heavily for my data, so naturally I would like to use the pandas.ExcelWriter method to generate these reports. However the fixed column widths are a problem.
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Why am I merging “remote-tracking branch 'origin/develop' into develop”?
...iverged:
git rebase -p @{u}
Explanation
git remote update -p downloads all of the commits in the remote repositories and updates the remote tracking branches (e.g., origin/master). It does NOT touch your working directory, index, or local branches.
The -p argument prunes deleted upstream branc...
Why should I use the keyword “final” on a method parameter in Java?
I can't understand where the final keyword is really handy when it is used on method parameters.
12 Answers
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