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Difference between JOIN and INNER JOIN
... measure of query or program complexity. Real life complexity comes from maintainability, where readability plays a major role. The fact that when it says INNER JOIN, you can be sure of what it does and that it's supposed to be just that, whereas a plain JOIN will leave you, or someone else, wonderi...
Nested function in C
...complex logic by relying one or more nested functions to break the problem into smaller, logical pieces.
They simplify parameter passing in some cases. A nested function has access to all the parameters and some or all of the variables in the scope of the outer function, so the outer function doesn'...
XMLHttpRequest Origin null is not allowed Access-Control-Allow-Origin for file:/// to file:/// (Serv
...ipken/sql.js/)
I created a file called base64_data.js (and used btoa() to convert the data that I needed and insert it into a <div> so I could copy it).
var base64_data = "U1FMaXRlIGZvcm1hdCAzAAQA ...<snip lots of data> AhEHwA==";
and then included the data in the html like normal ja...
mysql update column with value from another table
... two tables:
for instance you want to copy the value of name from tableA into tableB where they have the same ID
UPDATE tableB t1
INNER JOIN tableA t2
ON t1.id = t2.id
SET t1.name = t2.name
WHERE t2.name = 'Joe'
UPDATE 1
UPDATE tableB t1
INNER JOIN tableA t2
...
How to make an unaware datetime timezone aware in python
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I use this statement in Django to convert an unaware time to an aware:
from django.utils import timezone
dt_aware = timezone.make_aware(dt_unaware, timezone.get_current_timezone())
...
Is there a naming convention for git repositories?
...s often seen in URLs (e.g. on github) that may be case insensitive or even converted to lower case, and for this reason camelCase is a bad idea. I don't think github does this, but still seems better to be save.
– jdg
Aug 7 '13 at 15:48
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What is the Java equivalent for LINQ? [closed]
... JDK8 called The Power of the Arrow, also NetBeans 8 has great support for converting constructs to JDK8 which I've also blogged about Migrating to JDK 8 with NetBeans.
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Change C++/CLI project to another framework than 4.0 with vs2010
...ork is displayed in the property page.*
That's not terribly accurate on converted projects, you'll have to add the <TargetFrameworkVersion> element yourself. Put it in the PropertyGroup labeled "Globals":
<PropertyGroup Label="Globals">
<TargetFrameworkVersion>v3.5</T...
Does Java 8 provide a good way to repeat a value or function?
...
For this specific example, you could do:
IntStream.rangeClosed(1, 8)
.forEach(System.out::println);
If you need a step different from 1, you can use a mapping function, for example, for a step of 2:
IntStream.rangeClosed(1, 8)
.map(i -> 2 * i...
How to get .pem file from .key and .crt files?
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Awesome! This is worked well for me! Just converted my .key and .crt files to .pem using your lines of code and then I uploaded (copy/paste) via AWS console. Thanks!
– Diego D
Jun 30 '16 at 10:52
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