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MySQL: Sort GROUP_CONCAT values
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edited Jun 15 '09 at 14:09
answered Jun 15 '09 at 10:23
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What does the brk() system call do?
...not sure where the number 512GB in this diagram comes from. It implies a 64-bit virtual address space, which is inconsistent with the very simple memory map you have there. A real 64-bit address space looks more like this:
Legend: t: text, d: data, b: BSS
This is not remotely t...
How can I force Powershell to return an array when a call only returns one object?
...mands in parentheses with an @ at the beginning:
$serverIps = @(gwmi Win32_NetworkAdapterConfiguration
| Where { $_.IPAddress }
| Select -Expand IPAddress
| Where { $_ -like '*.*.*.*' }
| Sort)
Specify the data type of the variable as an array:
[array]$serverIps = gwmi Win32_...
How do I make a checkbox required on an ASP.NET form?
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Chris
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answered Aug 4 '09 at 15:37
Scott IveyScott ...
Minimizing NExpectation for a custom distribution in Mathematica
.... Let's extract it from your definition above into simple functions:
pdf[a_, b_, m_, s_, x_] := (1/(2*(a + b)))*a*b*
(E^(a*(m + (a*s^2)/2 - x))*Erfc[(m + a*s^2 - x)/(Sqrt[2]*s)] +
E^(b*(-m + (b*s^2)/2 + x))*Erfc[(-m + b*s^2 + x)/(Sqrt[2]*s)])
pdf2[a_, b_, m_, s_, x_] := pdf[a, b, m, s, Log...
Binding a Button's visibility to a bool value in ViewModel
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204
Assuming AdvancedFormat is a bool, you need to declare and use a BooleanToVisibilityConverter:
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Locking a file in Python
...file locking (Linux, Ubuntu, MacOS, etc.)
import fcntl, os
def lock_file(f):
fcntl.lockf(f, fcntl.LOCK_EX)
def unlock_file(f):
fcntl.lockf(f, fcntl.LOCK_UN)
except ModuleNotFoundError:
# Windows file locking
import msvcrt, os
def file_size(f):
return o...
How to make a Java Generic method static?
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4 Answers
4
Active
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JavaScript open in a new window, not tab
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464
Give the window a 'specs' parameter with width/height. See here for all the possible options....
自动完成使用指导 · App Inventor 2 中文网
...GetValue("搜索历史", [])
自动完成1.SetSuggestions(文本输入框_搜索, 历史)
}
when 按钮_搜索.Click() {
if not contains(历史, 文本输入框_搜索.Text) {
listAdd(历史, 文本输入框_搜索.Text)
微数据库1.StoreValue("搜索历史", 历史)
自动完成1...