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What is the difference between save and insert in Mongo DB?
...orms an update, replacing all field in the existing record with the fields from the document.
Save vs Update :
update modifies an existing document matched with your query params. If there is no such matching document, that's when upsert comes in picture.
upsert : false : Nothing happens when no ...
Flask raises TemplateNotFound error even though template file exists
...emplates by default. So your code should be
suppose this is your hello.py
from flask import Flask,render_template
app=Flask(__name__,template_folder='template')
@app.route("/")
def home():
return render_template('home.html')
@app.route("/about/")
def about():
return render_template('abo...
Rebase a single Git commit
Is there a way to rebase a single commit from a branch onto another branch?
5 Answers
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Sleeping in a batch file
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UPDATE
The timeout command, available from Windows Vista and onwards should be the command used, as described in another answer to this question. What follows here is an old answer.
Old answer
If you have Python installed, or don't mind installing it (it has oth...
How to calculate moving average using NumPy?
... 3.5, 8.5]. Even the answerer's test case for a moving average of values from 0 to 19 is incorrect, claiming that the average of 0, 1, and 2 is 0.5. How did it get 6 upvotes?
– JeremyKun
Aug 22 '13 at 18:18
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How can I transform string to UTF-8 in C#?
I have a string that I receive from a third party app and I would like to display it correctly in any language using C# on my Windows Surface.
...
How to create a cron job using Bash automatically without the interactive editor?
...ng the editor (crontab -e). If so, What would be the code create a cronjob from a Bash script?
20 Answers
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How do I reverse an int array in Java?
...egardless, there's no point micro-optimizing until you have clear evidence from profiling that it is necessary/helpful.
– Nicu Stiurca
Apr 7 '14 at 18:11
9
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undefined reference to boost::system::system_category() when compiling
...u 11.10 that uses the Boost libraries. I have the 1.46-dev Boost libraries from the Ubuntu Repository installed, but I get an error when compiling the program.
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Change the image source on rollover using jQuery
...this on IMAGE elements :) Besides that, CSS mean the separation of content from presentation. If you do this, you join those things ;) You can't have this for a large site, right?
– Ionuț Staicu
Feb 12 '09 at 7:56
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