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C++ templates that accept only certain types
...that the compiler allows these, and then declare a variable my_template<char> z; and verify that it doesn't.
– j_random_hacker
Nov 16 '17 at 16:20
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Intellij IDEA: Hotkey for “scroll from source”
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In the latest IntelliJ IDEA, there is a keymap entry called "Select in Project View" with no default shortcut. Just add a shortcut key to it. No need for a plugin.
share
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improve thi...
Code snippet or shortcut to create a constructor in Visual Studio
...a C# project.
So how to make a constructor
Press Ctrl+K and then Ctrl+X
Select Visual C#
Select ctor
Press Tab
Update: You can also right-click in your code where you want the snippet, and select Insert Snippet from the right-click menu
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How can I force Powershell to return an array when a call only returns one object?
...wmi Win32_NetworkAdapterConfiguration
| Where { $_.IPAddress }
| Select -Expand IPAddress
| Where { $_ -like '*.*.*.*' }
| Sort)
Specify the data type of the variable as an array:
[array]$serverIps = gwmi Win32_NetworkAdapterConfiguration
| Where { $_.IPAddress }
| S...
How do you print in Sublime Text 2
...for printing from Sublime Text is Print to HTML package.
You can "print" a selection or a whole file - via the web browser.
Usage
Make a selection (or none for the whole file)
Press Alt+Shift+P OR Shift+Command+P and type in "Print to HTML".
This opens your browser print dialog (Chrome for me) wit...
Checking for an empty field with MySQL
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I have same comment as Quassnoi's. I issue "select orig_id,hotline from normal_1952 where !(hotline > '')" and there's one record with null hotline but it doesn't match.I'm using MySQL 5.6
– Scott Chu
Apr 15 '16 at 10:16
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Download old version of package with NuGet
...t-Package -ListAvailable [-Source X] -Filter Common.Logging -AllVersions | select version, dependencies (or '| get-member' to see all the properties)
– Curtis Yallop
Jan 25 '13 at 21:49
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MySQL: @variable vs. variable. What's the difference?
...ialize this variable with a SET statement or inside a query:
SET @var = 1
SELECT @var2 := 2
When you develop a stored procedure in MySQL, you can pass the input parameters and declare the local variables:
DELIMITER //
CREATE PROCEDURE prc_test (var INT)
BEGIN
DECLARE var2 INT;
SET var2 =...
Can I set a breakpoint on 'memory access' in GDB?
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Assuming the first answer is referring to the C-like syntax (char *)(0x135700 +0xec1a04f) then the answer to do rwatch *0x135700+0xec1a04f is incorrect. The correct syntax is rwatch *(0x135700+0xec1a04f).
The lack of ()s there caused me a great deal of pain trying to use watchpoints m...
What's the difference between ASCII and Unicode?
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ASCII defines 128 characters, which map to the numbers 0–127. Unicode defines (less than) 221 characters, which, similarly, map to numbers 0–221 (though not all numbers are currently assigned, and some are reserved).
Unicode is a superset...