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Converting a list to a set changes element order
...ion of insertion order, you can use the keys of a Python dictionary, which starting from Python 3.7 is guaranteed to preserve the insertion order:
>>> a = dict.fromkeys([1, 2, 20, 6, 210])
>>> b = dict.fromkeys([6, 20, 1])
>>> dict.fromkeys(x for x in a if x not in b)
{2:...
Show a popup/message box from a Windows batch file
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I didn't have cscript. I used start instead.
– sureshvv
Nov 14 '17 at 10:57
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Find out if string ends with another string in C++
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Note, that starting from c++20 std::string will finally provide starts_with and ends_with. Seems like there is a chance that by c++30 strings in c++ might finally become usable, if you aren't reading this from distant future, you can us...
What are the differences between local branch, local tracking branch, remote branch and remote track
I just started using Git and I got really confused between different branches. Can anyone help me to figure out what the following branch types are?
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How do I call some blocking method with a timeout in Java?
... public void run() {
something.blockingMethod();
}
});
thread.start();
thread.join(2000);
if (thread.isAlive()) {
thread.stop();
}
Note, that stop is deprecated, better alternative is to set some volatile boolean flag, inside blockingMethod() check it and exit, like this:
import ...
How to enable external request in IIS Express?
...s like "Tout le monde".
Allow IIS Express through Windows firewall.
Start / Windows Firewall with Advanced Security / Inbound Rules / New Rule...
Program %ProgramFiles%\IIS Express\iisexpress.exe
OR Port 8080 TCP
Now when you start iisexpress.exe you should see a message such as
...
How to stop EditText from gaining focus at Activity startup in Android
...e EditText? I don't really see an issue with the EditText having focus on start, but it's definitely a problem to have the softInput window open when the user did not explicitly request to focus on the EditText (and open the keyboard as a result).
If it's the problem of the virtual keyboard, see t...
内存管理内幕：动态分配的选择、折衷和实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...程序的全局变量
int has_initialized = 0;
void *managed_memory_start;
void *last_valid_address;
如前所述，被映射的内存的边界（最后一个有效地址）常被称为系统中断点或者 当前中断点。 在很多 UNIX® 系统中，为了指出当前系统中断...
Using awk to print all columns from the nth to the last
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-d specifies the delimeter (space), -f specifies the list of columns (all starting with the 2nd)
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How to change past commit to include a missed file?
...s is trivial and obvious for you and me. But, for user who is just getting started and probably does not understand anything about git - this fact is not obvious at all.
– mvp
Jan 16 '13 at 22:53
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