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Laravel orderBy on a relationship
I am looping over all comments posted by the Author of a particular post.
2 Answers
2
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Why do people hate SQL cursors so much? [closed]
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The "overhead" with cursors is merely part of the API. Cursors are how parts of the RDBMS work under the hood. Often CREATE TABLE and INSERT have SELECT statements, and the implementation is the obvious internal cursor implementation.
Using higher-level "set-based...
In Scala, what exactly does 'val a: A = _' (underscore) mean?
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val a: A = _ is a compile error. For example:
scala> val a: String = _
<console>:1: error: unbound placeholder parameter
val a: String = _
^
What does work is var a: A = _ (note var instead of val). As Chuck says in ...
Passing multiple values to a single PowerShell script parameter
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The easiest way is probably to use two parameters: One for hosts (can be an array), and one for vlan.
param([String[]] $Hosts, [String] $VLAN)
Instead of
foreach ($i in $args)
you can use
foreach ($hostName in $Hosts)
If there is only one host, the foreach loop will iter...
How do you add swap to an EC2 instance?
I'm currently running an ec2 micro instance and i've been finding that the instance occasionally runs out of memory.
10 Ans...
How to get current moment in ISO 8601 format with date, hour, and minute?
What is the most elegant way to get ISO 8601 formatted presentation of current moment, UTC? It should look like: 2010-10-12T08:50Z .
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Android Debug Bridge (adb) device - no permissions [duplicate]
I have a problem connecting HTC Wildfire A3333 in debugging mode with my Fedora Linux 17. Adb says:
20 Answers
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Unnecessary curly braces in C++?
When doing a code review for a colleague today I saw a peculiar thing. He had surrounded his new code with curly braces like this:
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Difference between using bean id and name in Spring configuration file
Is there any difference between using an id attribute and name attribute on a <bean> element in a Spring configuration file?
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How to create major and minor gridlines with different linestyles in Python
...56, 676, 89, 906, 34, 2345])
Out[9]: [<matplotlib.lines.Line2D at 0x6112f90>]
In [10]: yscale('log')
In [11]: grid(b=True, which='major', color='b', linestyle='-')
In [12]: grid(b=True, which='minor', color='r', linestyle='--')
The gotcha with minor grids is that you have to have minor ti...