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Underscore vs Double underscore with variables and methods [duplicate]
...at live in user-controlled namespaces. E.g. __init__,
__import__ or __file__. Never invent such names; only use them
as documented.
Also, from David Goodger's Code Like a Pythonista:
Attributes: interface, _internal, __private
But try to avoid the __private form. I never use ...
What is the difference between “Flush Magento Cache” and “Flush Cache Storage” in magento's cache ma
... on the server.If your system uses an alternate cache location, any cached files used by other applications will be removed.
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Assigning default values to shell variables with a single command in bash
...ven you can use like default value the value of another variable
having a file defvalue.sh
#!/bin/bash
variable1=$1
variable2=${2:-$variable1}
echo $variable1
echo $variable2
run ./defvalue.sh first-value second-value output
first-value
second-value
and run ./defvalue.sh first-value output
...
Querying data by joining two tables in two database on different servers
...art of your App-server configuration through either a database or a config file.
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Create two blank lines in Markdown
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I needed to add a space between two tables in a markdown file in TFS/VSTS and this did the trick. Thanks!
– AspiringDevOpsGuru
Jul 24 '17 at 14:30
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Best XML parser for Java [closed]
I need to read smallish (few MB at the most, UTF-8 encoded) XML files, rummage around looking at various elements and attributes, perhaps modify a few and write the XML back out again to disk (preferably with nice, indented formatting).
...
python design patterns [closed]
...
You may also wish to read this article (select the .pdf file), which discusses Design Patterns in dynamic object oriented languages (i.e. Python). To quote the page:
This paper explores how the patterns from the "Gang of Four", or "GOF" book, as it is often called, appear when...
'Must Override a Superclass Method' Errors after importing a project into Eclipse
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Guys in my case none of the solutions above worked.
I had to delete the files within the Project workspace:
.project
.classpath
And the folder:
.settings
Then I copied the ones from a similar project that was working before. This managed to fix my broken project.
Of course do not use thi...
How to delete all the rows in a table using Eloquent?
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I've seen both methods been used in seed files.
// Uncomment the below to wipe the table clean before populating
DB::table('table_name')->truncate();
//or
DB::table('table_name')->delete();
Even though you can not use the first one if you want to set for...
Can't connect to local MySQL server through socket '/var/mysql/mysql.sock' (38)
...
If your file my.cnf (usually in the /etc/mysql/ folder) is correctly configured with
socket=/var/lib/mysql/mysql.sock
you can check if mysql is running with the following command:
mysqladmin -u root -p status
try changing your ...