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What is the difference between Google App Engine and Google Compute Engine?
...For example, if your app becomes very successful, App Engine will automatically create more instances to handle the increased volume.
Read more about App Engine
Compute Engine is an Infrastructure-as-a-Service. You have to create and configure your own virtual machine instances. It gives you more ...
Typical AngularJS workflow and project structure (with Python Flask)
...templates and stay away from server-side templates. Using render_template('index.html') will cause Flask to interpret your angular templates as jinja templates, so they won't render correctly. Instead, you'll want to do the following:
@app.route("/")
def index():
return send_file('templates/ind...
Rest with Express.js nested router
...hat would have many routes that would need to be broken up for example.
./index.js:
var app = require('express')();
// anything beginning with "/api" will go into this
app.use('/api', require('./routes/api'));
app.listen(3000);
./routes/api/index.js:
var router = require('express').Router();
...
With arrays, why is it the case that a[5] == 5[a]?
...ed this definition from C, which got it from B (the commutativity of array indexing is explicitly mentioned in the 1972 Users' Reference to B), which got it from BCPL (manual dated 1967), which may well have gotten it from even earlier languages (CPL? Algol?).
So the idea that array indexing is def...
Remove duplicate rows in MySQL
...
A really easy way to do this is to add a UNIQUE index on the 3 columns. When you write the ALTER statement, include the IGNORE keyword. Like so:
ALTER IGNORE TABLE jobs
ADD UNIQUE INDEX idx_name (site_id, title, company);
This will drop all the duplicate rows. As an ...
Can I set subject/content of email using mailto:?
...
Yes, look all tips and tricks with mailto: http://www.angelfire.com/dc/html-webmaster/mailto.htm
mailto subject example:
<a href="mailto:no-one@snai1mai1.com?subject=free chocolate">example</a>
mailto with cont...
Break a previous commit into multiple commits
...te git reset HEAD^. The effect is that the HEAD is rewound by one, and the index follows suit. However, the working tree stays the same.
Now add the changes to the index that you want to have in the first commit. You can use git add (possibly interactively) or git gui (or both) to do that.
Commit ...
How to get multiple counts with one SQL query?
... a join of count-subqueries, or nested counts in a select. However with no indexes present, this might be best as you have guaranteed only one table scan vs multiple. See answer from @KevinBalmforth
– YoYo
Apr 1 '17 at 19:20
...
Create a .csv file with values from a Python list
...ame(data={"col1": list_1, "col2": list_2})
df.to_csv("./file.csv", sep=',',index=False)
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Replace all spaces in a string with '+' [duplicate]
...ll(Source, stringToFind, stringToReplace) {
var temp = Source;
var index = temp.indexOf(stringToFind);
while (index != -1) {
temp = temp.replace(stringToFind, stringToReplace);
index = temp.indexOf(stringToFind);
}
return temp;
}
String.prototype.ReplaceAll = f...