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How do you avoid over-populating the PATH Environment Variable in Windows?
...ant to make sure your forwarded-or-not exe is called from a bat, use "call php script.php" instead of just "php script.php" (which works both ways) An excellent reason to use .bat dispatcher is to prevent PATH names conflicts (multiples version of the same exe)
– 131
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How do you dynamically add elements to a ListView on Android?
...ue;
String[] ListElements = new String[] {
"Android",
"PHP"
};
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
listview = (ListView) findViewById(R.id....
How to test an SQL Update statement before running it?
...
Using transactions is better in order to check data then. Assuming he wants to check the result, I conclude his statement is more complex than a 'SET bar = 42', so within his session he will be able to make several queries to test the resulting set of data ...
Rails raw SQL example
...te the results:
Client.find_by_sql("
SELECT * FROM clients
INNER JOIN orders ON clients.id = orders.client_id
ORDER BY clients.created_at desc
")
# => [<Client id: 1, first_name: "Lucas" >, <Client id: 2, first_name: "Jan">...]
Model.connection.select_all('sql').to_hash
I...
What does ~~ (“double tilde”) do in Javascript?
...
Technically you have the wrong order. The second ~ does what you described the first ~ does and vice versa. The ~ operator is a unary operators and is interpereted from right to left ~~X is like ~(~X) not like (~~)X (which would be a syntax error)
...
Database development mistakes made by application developers [closed]
...Specifically, using a natural key will give you the ability to control the order in which data in your table is written to the disk. If you know how your table will be queried, you can index it so concurrently-accessed rows will end-up in the same page. Furthermore, you can enforce data integrity us...
Is there a way to make text unselectable on an HTML page? [duplicate]
...
According to this Answer, the order of those two webkit settings may be critical, where the -webkit-user-select: should come before the -webkit-touch-callout:. I have not verified this.
– Basil Bourque
Nov 15 '14 at ...
How can I get the sha1 hash of a string in node.js?
...hing the UTF-8 representation of the string. Other languages (like Python, PHP or PERL...) are hashing the byte string.
We can add binary argument to use the byte string.
const crypto = require("crypto");
function sha1(data) {
return crypto.createHash("sha1").update(data, "binary").digest("hex...
Interfaces — What's the point?
...zza type. Any instance whose type inherits from IPizza is guaranteed to be orderable, as it has an Order() method.
Python is not statically-typed, therefore types are kept and looked up at runtime. So you can try calling an Order() method on any object. The runtime is happy as long as the object ha...
What is the difference between a static and a non-static initialization code block
...lock is an instance initializer.
Class initializers are executed in the order they are defined (top down, just like simple variable initializers) when the class is loaded (actually, when it's resolved, but that's a technicality).
Instance initializers are executed in the order defined when the c...