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When should I use “this” in a class?
I know that this refers to a current object. But I do not know when I really need to use it. For example, will be there any difference if I use x instead of this.x in some of the methods? May be x will refer to a variable which is local for the considered method? I mean variable which is see...
Autoincrement VersionCode with gradle extra properties
...ncrement the number on a release build", that should be possible, though I don't know the details. Personally, since there are ~2 billion version codes available, I'm assuming I won't run out. :-)
– CommonsWare
Feb 27 '14 at 20:47
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What is lazy loading in Hibernate?
What is lazy loading in Java? I don't understand the process. Can anybody help me to understand the process of lazy loading?
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Warning: mysql_connect(): [2002] No such file or directory (trying to connect via unix:///tmp/mysql.
... you have /tmp/mysql.sock but no /var/mysql/mysql.sock then...
cd /var
sudo mkdir mysql
sudo chmod 755 mysql
cd mysql
sudo ln -s /tmp/mysql.sock mysql.sock
If you have /var/mysql/mysql.sock but no /tmp/mysql.sock then...
cd /tmp
ln -s /var/mysql/mysql.sock mysql.sock
You will need permissions...
Font from origin has been blocked from loading by Cross-Origin Resource Sharing policy
... "*"
even better, as suggested by @david thomas, you can use a specific domain value, e.g.
Header add Access-Control-Allow-Origin "your-domain.com"
share
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Explode PHP string by new line
...' comment made me realize that the 'Best Practice' solution I present here does not apply to the described use-case: the server's EOL (PHP) does not have anything to do with the EOL the browser (any OS) is using, but that (the browser) is where the string is coming from.
So please use the solution ...
Does Python SciPy need BLAS?
Which tar do I need to download off this site?
7 Answers
7
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How can you represent inheritance in a database?
...specific will have to be given a NULL value on rows where these attributes do not apply. With this model, you would have one policies table, which would look something like this:
+------+---------------------+----------+----------------+------------------+
| id | date_issued | type | v...
AngularJS : Where to use promises?
...tion, but hopefully this will help you and others when you try to read the documentation on the $q service. It took me a while to understand it.
Let's set aside AngularJS for a moment and just consider the Facebook API calls. Both the API calls use a callback mechanism to notify the caller when t...
PostgreSQL - fetch the row which has the Max value for a column
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On a table with 158k pseudo-random rows (usr_id uniformly distributed between 0 and 10k, trans_id uniformly distributed between 0 and 30),
By query cost, below, I am referring to Postgres' cost based optimizer's cost estimate (with Postgres' default...