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Rails: call another controller action from a controller
...wer, just what I was looking for. One question - what format would request parameters need to take here? I assume they live under controller_you_want.request but was unable to get this firing passing a hash or parameters instance.
– SRack
Nov 30 '17 at 12:01
...
String isNullOrEmpty in Java? [duplicate]
...
You can add one
public static boolean isNullOrBlank(String param) {
return param == null || param.trim().length() == 0;
}
I have
public static boolean isSet(String param) {
// doesn't ignore spaces, but does save an object creation.
return param != null && pa...
How do I serialize an object and save it to a file in Android?
...zableManager {
/**
* Saves a serializable object.
*
* @param context The application context.
* @param objectToSave The object to save.
* @param fileName The name of the file.
* @param <T> The type of the object.
*/
public static <T extends Seria...
warning this call is not awaited, execution of the current method continues
...rt the task if it is not already running.
/// </summary>
/// <param name="task">The task to run.</param>
/// <remarks>This is usually used to avoid warning messages about not waiting for the task to complete.</remarks>
public static void RunConcurrently(this Tas...
windows异常处理 __try __except - C/C++ - 清泛网 - 专注C/C++及内核技术
...UTE_HANDLER : EXCEPTION_CONTINUE_SEARCH;
}
UINT WINAPI ThreadFunc(LPVOID param)
{
__try
{
// guarded code
}
__except (FilterFunc(GetExceptionCode()))
{
// 如果是栈溢出，进行处理。
}
return TRUEt;
}
except参数的值有以下三种：
EX...
C# Ignore certificate errors?
...g the method,
/// this behaviour is prevented
/// </summary>
/// <param name="sender"></param>
/// <param name="certification"></param>
/// <param name="chain"></param>
/// <param name="sslPolicyErrors"></param>
/// <returns>true</return...
Optional query string parameters in ASP.NET Web API
... I wonder why we have to mention default values even for optional parameters as said here . Any type in C# always have a default value so routing run-time could have taken the type's default value if it didn't receive it from the URI. What is the technical reason behind this?. I'm sure this...
Eclipse hangs on loading workbench
...
# usage: ceclipse
#
#
# error
#
# show an error message and exit
#
# params:
# 1: l_msg - the message to display
error() {
local l_msg="$1"
echo "error: $l_msg" 1>&2
exit 1
}
#
# autoinstall
#
# check that l_prog is available by calling which
# if not available install fro...
Create module variables in Ruby
...ariable within the module body.
module SomeModule
module_function
def param; @param end
def param= v; @param = v end
end
SomeModule.param
# => nil
SomeModule.param = 1
SomeModule.param
# => 1
The instance variable @param will then belong to the module SomeModule, which is an instance...
How to bind to a PasswordBox in MVVM
...ssword binding issue by simply passing the PasswordBox control itself as a parameter to the command attached to the "Ok" button. So in the view I had:
<PasswordBox Name="txtPassword" VerticalAlignment="Top" Width="120" />
<Button Content="Ok" Command="{Binding Path=OkCommand}"
CommandPa...