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How do you prevent install of “devDependencies” NPM modules for Node.js (package.json)?
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The npm install command will install the devDependencies along other dependencies when run inside a package directory, in a development environment (the default).
Use npm install --only=prod (or --only=production) to install only dependencies, ...
Can I make a not submit a form?
...button type="button">Submit</button>
In the words of the HTML Standard: "Does nothing."
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Keyboard shortcut to paste clipboard content into command prompt window (Win XP) [closed]
...re a keyboard shortcut for pasting the content of the clipboard into a command prompt window on Windows XP (instead of using the right mouse button)?
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Cron job every three days
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This is a very high result on google, and as such it would be better if the accepted answer was correct, which this is not. I believe Tareco's explanation is correct.
– lynks
Sep 4 '12 at 14:21
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Update a record without first querying?
Lets say I query the database and load a list of items. Then I open one of the items in a detail view form, and instead of re-querying the item out of the database, I create an instance of the item from the datasource in the list.
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Openssl is not recognized as an internal or external command
...integrated with Facebook. In one of Facebook's tutorials, I found this command:
15 Answers
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JavaScript, elegant way to check nested object properties for null/undefined [duplicate]
a "problem" which i have every now and then is that i have an object e.g. user = {} and through the course of using the app this gets populated. Let's say somwhere, after an AJAX call or something i do this:
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Finding what methods a Python object has
...t an AttributeError, you can use this instead:
getattr( is intolerant of pandas style python3.6 abstract virtual sub-classes. This code does the same as above and ignores exceptions.
import pandas as pd
df = pd.DataFrame([[10, 20, 30], [100, 200, 300]],
columns=['foo', 'bar',...
How to properly document S4 class slots using Roxygen2?
For documenting classes with roxygen(2), specifying a title and description/details appears to be the same as for functions, methods, data, etc. However, slots and inheritance are their own sort of animal. What is the best practice -- current or planned -- for documenting S4 classes in roxygen2?
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What does it mean when git says a file “needs update”?
...laining this marked as a TODO. If someone could explain A) what it means; and B) how to fix it, I would be extremely grateful.
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