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Check existence of directory and create if doesn't exist
... myself writing R scripts that generate a lot of output. I find it cleaner to put this output into it's own directory(s). What I've written below will check for the existence of a directory and move into it, or create the directory and then move into it. Is there a better way to approach this?
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Link to “pin it” on pinterest without generating a button
I have a page with tens or hundreds of posts, each one with social buttons.
I just can't generate all the buttons for each url: it is too slow (facebook, g+, twitter, pinterest... for hundreds of links). So, instead of the facebook share button to be generated on the fly, I use a simple img pointing...
Detect and exclude outliers in Pandas data frame
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If you have multiple columns in your dataframe and would like to remove all rows that have outliers in at least one column, the following expression would do that in one shot.
df = pd.DataFrame(np.random.randn(100, 3))
from scipy import stats
df[(np.abs(stats.zscore(df)) < 3).all(a...
Display a view from another controller in ASP.NET MVC
Is it possible to display a view from another controller?
7 Answers
7
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AngularJS disable partial caching on dev machine
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For Development you can also deactivate the browser cache - In Chrome Dev Tools on the bottom right click on the gear and tick the option
Disable cache (while DevTools is open)
Update: In Firefox there is the same option in Debugger -> Settings -> Advanced Section (checked for Version ...
The Concept of 'Hold space' and 'Pattern space' in sed
...s a file line by line, the line that has been currently read is inserted into the pattern buffer (pattern space). Pattern buffer is like the temporary buffer, the scratchpad where the current information is stored. When you tell sed to print, it prints the pattern buffer.
Hold buffer / hold space i...
Using JSON.NET as the default JSON serializer in ASP.NET MVC 3 - is it possible?
Is it possible to use JSON.NET as default JSON serializer in ASP.NET MVC 3?
7 Answers
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Command-line Unix ASCII-based charting / plotting tool
Is there a good command-line UNIX charting / graphing / plotting tool out there? I'm looking for something that will plot xy points on an ASCII graph.
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Visual Studio immediate window command for Clear All
Is there a command to clear the immediate window in Visual Studio?
7 Answers
7
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How to iterate over a JavaScript object?
..., value] of Object.entries(yourobject)) {
console.log(key, value);
}
To avoid logging inherited properties, check with hasOwnProperty :
for (let key in yourobject) {
if (yourobject.hasOwnProperty(key)) {
console.log(key, yourobject[key]);
}
}
You don't need to check hasOwnProper...