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Compelling examples of custom C++ allocators?
What are some really good reasons to ditch std::allocator in favor of a custom solution? Have you run across any situations where it was absolutely necessary for correctness, performance, scalability, etc? Any really clever examples?
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Local Storage vs Cookies
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any information in web storage. This includes session identifiers and
tokens.
As a storage mechanism, Web Storage does not enforce any secure
standards during transfer. Whoever reads Web Storage and uses it must
do their due diligence to ensure they always send the JWT over HTTPS
and...
Java String split removed empty values
... Don't use split("\\|", 8) because this limits to the first eight tokens! If your string is variable, you should use split("\\|", -1) so that it creates an unlimited number of tokens and doesn't discard empty tokens at the end.
– ADTC
Sep 19 '13 at 4:5...
How to check the version of GitLab?
...he user icon in the upper right of the screen. Select Settings > Access Tokens. Create a personal access token and copy it to your clipboard.
In a Linux shell, use curl to access the GitLab version:
curl --header "PRIVATE-TOKEN: personal-access-token" your-gitlab-url/api/v4/version
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System.Threading.Timer in C# it seems to be not working. It runs very fast every 3 second
...=>
{
this.SomeAsync();
await Task.Delay(span, source.Token);
}, source.Token, TaskCreationOptions.LongRunning, TaskScheduler.Default);
source.Cancel(true/or not);
// or use ThreadPool(whit defaul options thread) like this
Task.Start(()=>{...}), source.Token)
if u like ...
Splitting String with delimiter
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Try:
def (value1, value2) = '1128-2'.tokenize( '-' )
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Unable to add window — token android.os.BinderProxy is not valid; is your activity running?
...ception :
try {
alertDialog.show()
}
catch (WindowManager.BadTokenException e) {
//use a log message
}
It's not elegant but sometimes easy when you have to manage async operations and you are not sure wether activity is up or not when you want to show the dialog.
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Is 0 a decimal literal or an octal literal?
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0x is not a token. An integer literal starting with 0x is a single token.
– Keith Thompson
Oct 30 '14 at 15:40
4
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Batch files: How to read a file?
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You can use the for command:
FOR /F "eol=; tokens=2,3* delims=, " %i in (myfile.txt) do @echo %i %j %k
Type
for /?
at the command prompt. Also, you can parse ini files!
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What is memory fragmentation?
...emory fragmentation" used a few times in the context of C++ dynamic memory allocation. I've found some questions about how to deal with memory fragmentation, but can't find a direct question that deals with it itself. So:
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