大约有 46,000 项符合查询结果（耗时：0.0682秒） [XML]
How to replace multiple strings in a file using PowerShell
... customising a configuration file. I want to replace multiple instances of strings within this file, and I tried using PowerShell to do the job.
...
Get DateTime.Now with milliseconds precision
... etc.
If your question is actually just around converting a DateTime to a string with millisecond precision, I'd suggest using:
string timestamp = DateTime.UtcNow.ToString("yyyy-MM-dd HH:mm:ss.fff",
CultureInfo.InvariantCulture);
(Note that unlike your...
Operator precedence with Javascript Ternary operator
...lassName += ' error', it also leaves a blank space at the beginning of the string if it was initially empty. I believe the point of the ternary operation is to produce a clean-looking string.
– JMTyler
Jun 21 '11 at 22:15
...
Executing a command stored in a variable from PowerShell
... yet another way without Invoke-Expression but with two variables
(command:string and parameters:array). It works fine for me. Assume
7z.exe is in the system path.
$cmd = '7z.exe'
$prm = 'a', '-tzip', 'c:\temp\with space\test1.zip', 'C:\TEMP\with space\changelog'
& $cmd $prm
If the command...
SQL join: selecting the last records in a one-to-many relationship
Suppose I have a table of customers and a table of purchases. Each purchase belongs to one customer. I want to get a list of all customers along with their last purchase in one SELECT statement. What is the best practice? Any advice on building indexes?
...
How to use transactions with dapper.net?
... {
long result = _sqlConnection.ExecuteScalar<long>(sqlString, new {Param1 = 1, Param2 = "string"});
transactionScope.Complete();
}
catch (Exception exception)
{
// Logger initialized elsewhere in code
_logger.Error(exc...
How to convert an IPv4 address into a integer in C#?
...pping:
using System;
using System.Net;
class App
{
static long ToInt(string addr)
{
// careful of sign extension: convert to uint first;
// unsigned NetworkToHostOrder ought to be provided.
return (long) (uint) IPAddress.NetworkToHostOrder(
(int) IPAddr...
How to start a Process as administrator mode in C# [duplicate]
... that you want to use. It would be like below:
public void ExecuteAsAdmin(string fileName)
{
Process proc = new Process();
proc.StartInfo.FileName = fileName;
proc.StartInfo.UseShellExecute = true;
proc.StartInfo.Verb = "runas";
proc.Start();
}
If you want to for example execu...
Tablet or Phone - Android
...alues-<same qualifiers> for each of your layouts and put an int/bool/string resource into it to distinguish between the layouts you use.
Example:
File res/values/screen.xml (assuming res/layout/ contains your layout files for handsets)
<?xml version="1.0" encoding="utf-8"?>
<resour...
How to create an object for a Django model with a many to many field?
...my original suggestion. It works, but isn't optimal. (Note: I'm using Bars and a Foo instead of Users and a Sample, but you get the idea).
bar1 = Bar.objects.get(pk=1)
bar2 = Bar.objects.get(pk=2)
foo = Foo()
foo.save()
foo.bars.add(bar1)
foo.bars.add(bar2)
It generates a whopping total of 7 quer...