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Null vs. False vs. 0 in PHP
...ill get inequality.
So why are they useful ?
Well, look at the strrpos() function. It returns False if it did not found anything, but 0 if it has found something at the beginning of the string !
<?php
// pitfall :
if (strrpos("Hello World", "Hello")) {
// never exectuted
}
// smart move ...
adb not finding my device / phone (MacOS X)
...w on port 5037 *
* daemon started successfully *
List of devices attached
123ABC456DEF001 device
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Insert, on duplicate update in PostgreSQL?
...RT, as appropriate:
CREATE TABLE db (a INT PRIMARY KEY, b TEXT);
CREATE FUNCTION merge_db(key INT, data TEXT) RETURNS VOID AS
$$
BEGIN
LOOP
-- first try to update the key
-- note that "a" must be unique
UPDATE db SET b = data WHERE a = key;
IF found THEN
...
Why do we need message brokers like RabbitMQ over a database like PostgreSQL?
...em) on top of a database. I can tell you that it is possible, but it's not fun and it doesn't usually pay off to do it. Some of the problems you mention can be worked around, but it does increase the complexity quite a lot. All in all I agree: use a dedicated MQ system, if you need one. For low work...
How to force a Solution file (SLN) to be opened in Visual Studio 2013?
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123
The .sln file indicates the intended version as one of the early lines - for example:
Microso...
What's the difference between RouteLink and ActionLink in ASP.NET MVC?
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Craig StuntzCraig Stuntz
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How to split a dos path into its components in Python
... edited Dec 7 '16 at 7:18
Seanny123
5,70277 gold badges4949 silver badges100100 bronze badges
answered May 16 '13 at 19:00
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Why not infer template parameter from constructor?
... infer template parameters from class constructors, much as it can do from function parameters? For example, why couldn't the following code be valid:
...
Code Golf - π day
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@Load: 5.1.2.2.1/1: The function called at program startup is named main. It shall be defined … or in some other implementation-defined manner. So that's because the implementation can accept this form.
– kennytm
...
AngularJS UI Router - change url without reloading state
...ning controller is not called twice when updating the url from .../ to .../123
The training controller is not getting invoked again when navigating to another state
State configuration
state('training', {
abstract: true,
url: '/training',
templateUrl: 'partials/training.html',
con...