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Start may not be called on a promise-style task. exception is coming
...ode after a given task is done:
public void FunctionA()
{
Task.Delay(5000)
.ContinueWith(t =>
{
MessageBox.Show("Waiting Complete");
});
}
This will behave as expected.
We could also leverage C# 5.0's await keyword to add continuations more easily:
public async Task ...
mkdir's “-p” option
... |
edited Mar 26 '19 at 20:39
Grant Foster
70822 gold badges1212 silver badges2121 bronze badges
answer...
Autocomplete applying value not label to textbox
...i.item.value);
– juanignaciosl
May 30 '13 at 8:28
1
...
9个常用iptables配置实例 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...p发来的包丢弃：
BLOCK_THIS_IP="x.x.x.x"
iptables -A INPUT -i eth0 -p tcp -s "$BLOCK_THIS_IP" -j DROP
以上命令设置将由x.x.x.x ip发往eth0网口的tcp包丢弃。
4.配置服务项
利用iptables，我们可以对日常用到的服务项进行安全管理，比如设定只能...
Sort rows in data.table in decreasing order on string key `order(-x,v)` gives error on data.table 1.
...
|
edited Jun 20 at 9:12
Community♦
111 silver badge
answered Sep 10 '12 at 14:41
...
Restore file from old commit in git
...
sehesehe
311k4040 gold badges395395 silver badges533533 bronze badges
...
CSS selector for text input fields?
... |
edited Sep 4 '13 at 8:08
answered Nov 6 '10 at 16:30
Al...
UIPopovercontroller dealloc reached while popover is still visible
...
203
UIPopoverControllers should always be held in an instance variable. It is a good practice to cr...
How to frame two for loops in list comprehension python
...
160
The best way to remember this is that the order of for loop inside the list comprehension is bas...
How to format a floating number to fixed width in Python
...
for x in numbers:
print "{:10.4f}".format(x)
prints
23.2300
0.1233
1.0000
4.2230
9887.2000
The format specifier inside the curly braces follows the Python format string syntax. Specifically, in this case, it consists of the followin...