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What is the easiest way to make a C++ program crash?
...I want to make a quick C++ program that crashes on purpose but I don't actually know the best and shortest way to do that, does anyone know what to put between my:
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Run PostgreSQL queries from the command line
... assuming that you have not finished entering your query. This can lead to all kinds of confusion. For example, if you re-enter the same query you will have most likely create a syntax error.
As an experiment, try typing any garble you want at the psql prompt then hit enter. psql will silently prov...
Create an empty object in JavaScript with {} or new Object()?
...ore compact, and more readable.
For defining empty objects they're technically the same. The {} syntax is shorter, neater (less Java-ish), and allows you to instantly populate the object inline - like so:
var myObject = {
title: 'Frog',
url: '/img/picture.jpg',
width: ...
How do I UPDATE from a SELECT in SQL Server?
...ET Table_A.col1 = SUM(Table_B.col1) or any other aggregate. Jamal's answer allows you to put the aggregate in the SELECT stackoverflow.com/a/8963158/695671
– Jason S
Jul 14 '19 at 22:31
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avoid page break inside row of table
...at you pointed out above - they have a unique display style, which doesn't allow for these CSS rules. However, the <td> and <th> tags within them usually do allow this kind of specification - and you can easily apply such rules to ALL child-<tr>'s and <td>'s using CSS as show...
How to remove globally a package from Composer?
I ran this command to install globally PHPUnit :
2 Answers
2
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How do I test if a string is empty in Objective-C?
...heck if it's a valid but empty string (@"") as well as if it's nil, since calling length on nil will also return 0.
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How do I create my own URL protocol? (e.g. so://…) [closed]
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The portion with the HTTP://,FTP://, etc are called URI Schemes
You can register your own through the registry.
HKEY_CLASSES_ROOT/
your-protocol-name/
(Default) "URL:your-protocol-name Protocol"
URL Protocol ""
shell/
open/
command/
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create two method for same url pattern with different arguments
...other way I had handled this is to accept the parameter as a String, then call Long.parseLong() on it. If it parses, then its the the userId, if it doesn't, assume its the username.
– CodeChimp
Apr 8 '13 at 19:42
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What does “./” (dot slash) refer to in terms of an HTML file path location?
...e main part of the question then is: "Why to use it and is it necessary at all?". The only reason to prefer the syntax of "./file" instead of "file" I was able to find is that ./ means current folder and ONLY the current folder. So if there is some kind of tool/compiler/etc that searches for the fil...