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How to use Bash to create a folder if it doesn't already exist?
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First, in bash "[" is just a command, which expects string "]" as a last argument, so the whitespace before the closing bracket (as well as between "!" and "-d" which need to be two separate arguments too) is important:
if [ ! -d /home/mlzboy/b2c2/shared/db...
Pairs from single list
...ed to process a list by pairs. I was wondering which would be the pythonic and efficient way to do it, and found this on Google:
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Get value of dynamically chosen class constant in PHP
...ucum why would you wanna over-complicate this? The request is quite simple and involves no outside, user manipulable input. Aside from that, you're calling another function because, I guess, you don't like the string to be concatenated with delimiters?
– ReSpawN
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What does ':' (colon) do in JavaScript?
I'm learning JavaScript and while browsing through the jQuery library I see : (colon) being used a lot. What is this used for in JavaScript?
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How do i instantiate a JAXBElement object?
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Here is how I do it. You will need to get the namespace URL and the element name from your generated code.
new JAXBElement(new QName("http://www.novell.com/role/service","userDN"),
new String("").getClass(),testDN);
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How to change the foreign key referential action? (behavior)
...a foreign key with column name fk_table2_id, with constraint name fk_name and table2 is referred table with key t2 (something like below in my diagram).
table1 [ fk_table2_id ] --> table2 [t2]
First step, DROP old CONSTRAINT: (reference)
ALTER TABLE `table1`
DROP FOREIGN KEY `fk_name...
HTTP Error 503. The service is unavailable. App pool stops on accessing website
There are number of posts on this and I have tried many a things by now. But to no avail. Myself a Winforms Developer basically, started working on this Web stuff few days back as my company is taking Web initiatives.
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Adding Only Untracked Files
One of the commands I find incredibly useful in Git is git add -u to throw everything but untracked files into the index. Is there an inverse of that? In the last few months, I've often found myself in a position where I've interactively added some updates to the index and I want to add all of the...
JavaScript equivalent of jQuery's extend method
...umerable own properties from one or more source objects to a target object and returns the target object.
Object.assign(target, ...sources)
It works in all desktop browsers except IE (but including Edge).
It has mitigated mobile support.
See for yourself here:
https://developer.mozilla.org/en-US...
PHP Get all subdirectories of a given directory
... directory without files, . (current directory) or .. (parent directory)
and then use each directory in a function?
16 An...