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Remove excess whitespace from within a string
... Earth with 4 spaces in between will become: HiEarth. This doesn't solve my problem with relevant to the question.
– JJ Labajo
May 6 '19 at 3:10
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Confusion: @NotNull vs. @Column(nullable = false) with JPA and Hibernate
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Thanks! So if I want my JPA persistence not to be tied to the Hibernate implementation (i.e. change to EJB3) then I have to use both annotations (to prohibit null in both the field and its column)?
– rapt
Se...
What is the maximum length of a table name in Oracle?
...y this for yourself:
SQL> create table I23456789012345678901234567890 (my_id number);
Table created.
SQL> create table I234567890123456789012345678901(my_id number);
ERROR at line 1:
ORA-00972: identifier is too long
Updated: as stated above, in Oracle 12.2 and later, the maximum obj...
Auto increment in phpmyadmin
I have an existing database using PHP, MySQL and phpMyAdmin.
9 Answers
9
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Check if a path represents a file or a folder
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As I mentioned in my question, I have only Strings and no File instances, and I can't create them.
– Egor
Oct 8 '12 at 11:08
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What is Castle Windsor, and why should I care?
I'm a long-time Windows developer, having cut my teeth on win32 and early COM. I've been working with .NET since 2001, so I'm pretty fluent in C# and the CLR. I'd never heard of Castle Windsor until I started participating in Stack Overflow. I've read the Castle Windsor "Getting Started" guide, b...
What's the difference between a Future and a Promise?
... that javadoc extract needs a serious workover by a decent tech author. On my fifth read-through I can just start to appreciate what it's trying to say ... and I come to this with an understanding of futures and promises already in place!
– Beetroot-Beetroot
Ja...
Get protocol + host name from URL
In my Django app, I need to get the host name from the referrer in request.META.get('HTTP_REFERER') along with its protocol so that from URLs like:
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Open Redis port for remote connections
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1- Comment out bind 127.0.0.1
2- Change protected-mode to no
3- Protect my server with iptables (https://www.digitalocean.com/community/tutorials/how-to-implement-a-basic-firewall-template-with-iptables-on-ubuntu-14-04)
s...
How to remove “onclick” with JQuery?
...erty
Suppose you added your click event inline, like this :
<button id="myButton" onclick="alert('test')">Married</button>
Then, you can remove the event like this :
$("#myButton").prop('onclick', null); // Removes 'onclick' property if found
Removing click event listeners
Suppose you...