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How to write a bash script that takes optional input arguments?
...ual - 3.5.3 Shell Parameter Expansion:
Omitting the colon results in a test only for a parameter that is unset. Put another way, if the colon is included, the operator tests for both parameter’s existence and that its value is not null; if the colon is omitted, the operator tests only for exis...
What is the worst gotcha in C# or .NET? [closed]
... nasty situations like this:
using System;
using System.Threading;
class Test
{
static void Main()
{
for (int i=0; i < 10; i++)
{
ThreadStart ts = delegate { Console.WriteLine(i); };
new Thread(ts).Start();
}
}
}
What will that print...
How do I trim leading/trailing whitespace in a standard way?
...endp++ = *frontp++; }
*endp = '\0';
}
return str;
}
Test for correctness:
#include <stdio.h>
#include <string.h>
#include <ctype.h>
/* Paste function from above here. */
int main()
{
/* The test prints the following:
[nothing to trim] -> [nothin...
How to copy DLL files into the same folder as the executable using CMake?
...if you have the following directory structure:
/CMakeLists.txt
/src
/libs/test.dll
and your CMake target to which the command applies is MyTest, then you could add the following to your CMakeLists.txt:
add_custom_command(TARGET MyTest POST_BUILD # Adds a post-build event to MyTest
COM...
Cross-browser multi-line text overflow with ellipsis appended within a fixed width and height
...
Just a quick basic idea.
I was testing with the following markup:
<div id="fos">
<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Proin nisi ligula, dapibus a volutpat sit amet, mattis et dui. Nunc porttitor accumsan orci id luctus...
Why do we need to install gulp globally and locally?
...ckage.json):
"devDependencies": {
"gulp": "3.5.2"
}
"scripts": {
"test": "gulp test"
}
etc. and running with npm run test then you shouldn't need the global install at all.
Both methods are useful for getting people set up with your project since sudo isn't needed. It also means that gul...
How do I check for C++11 support?
...ive page is at https://isocpp.org/std/standing-documents/sd-6-sg10-feature-test-recommendations
In summary, each feature has a standard macro defined that you can check with #ifdef. For example, to check for user defined literals, you can use
#ifdef __cpp_user_defined_literals
...
Why is ArrayDeque better than LinkedList
...f you want to know, take a look at the below benchmark done by Brian.
The test setup considers:
Each test object is a 500 character String. Each String is a different object in memory.
The size of the test array will be varied during the tests.
For each array size/Queue-implementation...
TypeError: Missing 1 required positional argument: 'self'
...here.
Use
p = Pump()
p.getPumps()
Small example -
>>> class TestClass:
def __init__(self):
print("in init")
def testFunc(self):
print("in Test Func")
>>> testInstance = TestClass()
in init
>>> testInstance.testFunc()
in Test ...
Is there any way to specify a suggested filename when using data: URI?
...
@flyingsheep $('<a href="data:text/plain,Test" download="test.txt">')[0].click() seems to work fine here (Chrome 23) (note: I used the native click method, not jQuery's one). Demo: jsfiddle.net/2zsRW
– Rob W
Dec 6 '12 at 12:...