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Timeout command on Mac OS X?
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You can use
brew install coreutils
And then whenever you need timeout, use
gtimeout
..instead. To explain why here's a snippet from the Homebrew Caveats section:
Caveats
All commands have been installed with the prefix 'g'.
If ...
Concatenate two string literals
...itial element.
So, when you try to do "Hello" + ",world", what you're really trying to do is add two const char*s together, which isn't possible (what would it mean to add two pointers together?) and if it was it wouldn't do what you wanted it to do.
Note that you can concatenate string liter...
TFS checkin error - could not find file
... project, then selected "Undo Pending Changes...", and it disappeared magically! I never expected that "undo pending changes" would remove the entire folder. TFS is unique in this regard.
– Hong
Apr 9 '14 at 4:13
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How to extract epoch from LocalDate and LocalDateTime?
...constant ZoneId instance (of +0 , meaning GMT) ? I ask this because I want all calculations be normalized to it. Also, how do I do the opposite: convert from epoch time to LocalDate/LocalDateTime (also without ZoneId, or with the GMT one) ?
– android developer
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How to use MySQL DECIMAL?
...et in trouble if you use DOUBLE columns for financial data.
DOUBLE is actually just a double precision (64 bit instead of 32 bit) version of FLOAT. Floating point numbers are approximate representations of real numbers and they are not exact. In fact, simple numbers like 0.01 do not have an exact r...
if, elif, else statement issues in Bash
...to if [ "$seconds" -eq 0 ];then ... fi ]. @LeiYang man testis what you actually looking for
– Melicerte
May 15 '19 at 9:33
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SQL how to increase or decrease one for a int column in one command
... x=1, y=2
They both can handle your question. However, the first syntax allows for more flexibility to update the record rather than just replace it (as the second one does).
Keep in mind that for both to exist, there has to be a UNIQUE key defined...
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How to return a result (startActivityForResult) from a TabHost Activity?
I have 3 classes in my example:
Class A, the main activity. Class A calls a startActivityForResult:
5 Answers
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Add subdomain to localhost URL
...sub.lvh.me:port
UPD
sub.localhost:port works at chrome. Firefox automatically adds www. at the beginning of entered domain that can cause problems with subdomains testing
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A Task's exception(s) were not observed either by Waiting on the Task or accessing its Exception pro
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If you create a Task, and you don't ever call task.Wait() or try to retrieve the result of a Task<T>, when the task is collected by the garbage collector, it will tear down your application during finalization. For details, see MSDN's page on Exception Handlin...