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How to cast/convert pointer to reference in C++
... No cast. The object is then passed by reference to the function. It is an error if the point is null.
– David Heffernan
Jun 16 '14 at 6:33
1
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How to split a delimited string into an array in awk?
...specific! What do you mean by "it doesn't work"?
Post the exact output (or error message), your OS and awk version:
% awk -F\| '{
for (i = 0; ++i <= NF;)
print i, $i
}' <<<'12|23|11'
1 12
2 23
3 11
Or, using split:
% awk '{
n = split($0, t, "|")
for (i = 0; ++i <= n;)
...
Auto reloading a Sails.js app on code changes?
...
Im getting Details: Error: ER_ROW_IS_REFERENCED: Cannot delete or update a parent row: a foreign key constraint fail thrown by 5/lib/node_modules/sails/lib/hooks/orm/index.js:221 when I save (using sails 11.3)
– Gab
...
Gradle, Android and the ANDROID_HOME SDK location
...r OSX this fix also helps for command line build via gradle, when the same error occurs while you are using shell other than bash (zsh for example). Just run this command and restart your terminal window.
– interrupt
Dec 4 '18 at 0:14
...
Duplicate headers received from server
I found this error while exporting to pdf in chrome.
5 Answers
5
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remove legend title in ggplot
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For Error: 'opts' is deprecated. Use theme() instead. (Defunct; last used in version 0.9.1)'
I replaced opts(title = "Boxplot - Candidate's Tweet Scores") with
labs(title = "Boxplot - Candidate's Tweet Scores"). It worked!
...
How do you remove a specific revision in the git history?
... I would like to carry this sol. but I get the MERGE CONFLICT error. I used scenario mentioned in stackoverflow.com/questions/2938301/remove-specific-commit and am unable to remove the 2nd commit in that example.
– maan81
Sep 27 '14 at 4:44
...
What does .class mean in Java?
...or a primitive type.
boolean b;
Class c = b.getClass(); // compile-time error
Class c = boolean.class; // correct
See: docs.oracle.com about class
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keep rsync from removing unfinished source files
...ile to be open by process A and process B can unlink the file. There's no error, but of course A is wasting its time. Therefore, the fact that rsync deletes the source file is not a problem.
The problem is rsync deletes the source file only after it's copied, and if it's still being written to di...
What is “Power Save Mode” in IntelliJ IDEA and other Jetbrains IDEs?
...ground as you type.
You should find that with powersave turned on, syntax errors will still get highlighted, but iffy code constructs e.g. missing docblocks, assignment inside conditional statements etc will not (assuming you have those inspections enabled). This means that you can save battery pow...