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When should I use Debug.Assert()?
...to work backwards through the code to recreate the context that caused the error. An assertion can preserve the program's state at the time the error occurred.
Assertions double as documentation, telling other developers what implied assumptions your code depends on.
The dialog that appears when an ...
How can I use “sizeof” in a preprocessor macro?
...of(someThing) equals PAGE_SIZE; otherwise they will produce a compile-time error.
1. C11 way
Starting with C11 you can use static_assert (requires #include <assert.h>).
Usage:
static_assert(sizeof(someThing) == PAGE_SIZE, "Data structure doesn't match page size");
2. Custom macro
If you...
Javascript “Uncaught TypeError: object is not a function” associativity question
...tely, the code
var a = new B(args)(stuff)()
does not result in a syntax error, so no ; will be inserted. (An example which can run is
var answer = new Function("x", "return x")(function(){return 42;})();
To avoid surprises like this, train yourself to always end a statement with ;.
* This i...
npm install error - MSB3428: Could not load the Visual C++ component “VCBuild.exe”
...
Hi Edu, i followed the same steps and it still shows the error while running npm install, I am using windows 8.1
– Shubham Tiwari
Apr 25 '16 at 12:55
5
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Why are empty catch blocks a bad idea? [closed]
...ually empty try-catch is a bad idea because you are silently swallowing an error condition and then continuing execution. Occasionally this may be the right thing to do, but often it's a sign that a developer saw an exception, didn't know what to do about it, and so used an empty catch to silence t...
Error message 'java.net.SocketException: socket failed: EACCES (Permission denied)'
I get the error message
9 Answers
9
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Could not load file or assembly 'System.Web.Http 4.0.0 after update from 2012 to 2013
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now I am getting a new error: the new version is Version=5.2.3.0 and it expects Version=4.0.0.0
– Yar
Mar 10 '16 at 15:52
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Email validation using jQuery
... few reasons.
You validated, ok great, now what? You need to display the error, handle erasing it when it is valid, displaying how many errors total perhaps? There are lots of things it can handle for you, no need to re-invent the wheel.
Also, another huge benefit is it's hosted on a CDN, the cu...
Can someone explain how to implement the jQuery File Upload plugin?
...eg');
if(isset($_FILES['uploadctl']) && $_FILES['uploadctl']['error'] == 0){
$extension = pathinfo($_FILES['uploadctl']['name'], PATHINFO_EXTENSION);
if(!in_array(strtolower($extension), $allowed)){
echo '{"status":"error"}';
exit;
}
...
ValueError: invalid literal for int() with base 10: ''
...read. If that line is not empty it continues. However, I am getting this error:
18 Answers
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