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How to do what head, tail, more, less, sed do in Powershell? [closed]
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$Push_Pop = $ErrorActionPreference #Suppresses errors
$ErrorActionPreference = “SilentlyContinue” #Suppresses errors
#Script
#gc .\output\*.csv -ReadCount 5 | %{$_;throw "pipeline end!"} # head
#gc .\output\*.csv | %{$num=0;}{...
How to properly exit a C# application?
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The question didn't mention exiting due to an error, so the exit code should be zero: Environment.Exit(0) Any non-zero value is meant to be an application-specific error code that could be used by a script to take appropriate action. (This is new code and a WinForms ap...
'const int' vs. 'int const' as function parameters in C++ and C
...gned to.
static int one = 1;
int testfunc3 (const int *a)
{
*a = 1; /* Error */
a = &one;
return *a;
}
int testfunc4 (int * const a)
{
*a = 1;
a = &one; /* Error */
return *a;
}
int testfunc5 (const int * const a)
{
*a = 1; /* Error */
a = &one; /* Error */
return...
Can I set an unlimited length for maxJsonLength in web.config?
...t have more than 10 char length), it's exceeding the length and throws the error:
29 Answers
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How to force a html5 form validation without submitting it via jQuery
...checkValidity(); // returns true/false
If you want to display the native error messages that some browsers have (such as Chrome), unfortunately the only way to do that is by submitting the form, like this:
var $myForm = $('#myForm');
if(! $myForm[0].checkValidity()) {
// If the form is invalid...
How do I apply a diff patch on Windows?
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@SheriffMd Don't you receive the error "D:\Folder is not a working copy" ?
– onmyway133
Feb 26 '13 at 11:26
1
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How can I default a parameter to Guid.Empty in C#?
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Explanation
Why didn't Guid.Empty work?
The reason you are getting the error is because Empty is defined as:
public static readonly Guid Empty;
So, it is a variable, not a constant (defined as static readonly not as const). Compiler can only have compiler-known values as method parameters def...
Difference between == and ===
...true
let one = 1 // 1
1 === one // compile error: Type 'Int' does not conform to protocol 'AnyObject'
1 === (one as AnyObject) // true (surprisingly (to me at least))
With strings we will have to get used to this:
var st = "123" //...
don't fail jenkins build if execute shell fails
...rkspace, Jenkins is failing the build. This is because git is returning an error code when there are no changes to commit. I'd like to either abort the build, or just mark it as unstable if this is the case. Any ideas?
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How to re-create database for Entity Framework?
...-Database
7) Run your application
Note: In step 6 part 3, if you get an error "Cannot attach the file...", it is possibly because you didn't delete the database files completely in SQL Server.
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