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Using grep to search for a string that has a dot in it
... you'll need to use \\. for bash too, or use "\." to escape it from the shell.
– Tomofumi
Aug 9 '17 at 7:39
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Is there a standard naming convention for git tags? [closed]
...uses format "1.2.3". Tagging Specification (SemVerTag) article was removed from specs. More here: semver.org
– petrnohejl
Jan 29 '13 at 10:34
9
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Difference between repository and service?
... to data/objects. It is a way of decoupling the way you store data/objects from the rest of the application.
A service supplies coordination or other "services" that are required to operate your application. They are very different in that Services don't typically know how to access data from persi...
When and why will a compiler initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete?
...that memory just has been freed by HeapFree().
Disclaimer: the table is from some notes I have lying around - they may not be 100% correct (or coherent).
Many of these values are defined in vc/crt/src/dbgheap.c:
/*
* The following values are non-zero, constant, odd, large, and atypical
* ...
How to read a text file into a list or an array with Python
...o add that, the above problem notwistanding, this procedure collapses data from individual rows in a single mega-list, usually not what I want when processing a record-oriented data file.
– gboffi
Jan 24 '17 at 18:52
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What does the explicit keyword mean?
... compiler can use constructors callable with a single parameter to convert from one type to another in order to get the right type for a parameter.
Here's an example class with a constructor that can be used for implicit conversions:
class Foo
{
public:
// single parameter constructor, can be used...
Why do I need 'b' to encode a string with Base64?
...s change of radix on the entire number, or (if the radix you're converting from is a power of 2 less than 64) in chunks from right to left.
In base64 encoding, the translation is done from left to right; those first 64 characters are why it is called base64 encoding. The 65th '=' symbol is used for...
#ifdef in C#
...ibute!
Update: 3.5 years later
You can use #if like this (example copied from MSDN):
// preprocessor_if.cs
#define DEBUG
#define VC_V7
using System;
public class MyClass
{
static void Main()
{
#if (DEBUG && !VC_V7)
Console.WriteLine("DEBUG is defined");
#elif (!DEBUG &am...
How to run Selenium WebDriver test cases in Chrome?
...
You need to download the executable driver from:
ChromeDriver Download
Then all you need to do is use the following before creating the driver object (already shown in the correct order):
System.setProperty("webdriver.chrome.driver", "/path/to/chromedriver");
WebD...
Regular Expression for alphanumeric and underscores
...valent in most regex flavors. \w includes letters with diacritics, letters from other scripts, etc.
– Jan Goyvaerts
Dec 3 '08 at 7:45
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