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Installing in Homebrew errors
...g the practical and security ramifications. Any software in /usr/local may now be overwritten by anything running under your user, opening a security hole. It is entirely possible you will screw something else up (in addition to MySQL) by blindly running the first chown command, after which point it...
Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?
...ird value returns true - 128 == 128 is evaluated, and is of course, true.
Now, a fair bit happens to make that third result true:
An unboxing conversion occurs with respect to the equivalence operator you're using and the datatypes you have - namely, int and Integer. You're getting an Integer fr...
The identity used to sign the executable is no longer valid
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Correct answer nowadays
– Fede Cugliandolo
Jun 15 '15 at 17:45
1
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How do I remove an item from a stl vector with a certain value?
...ontainer_type::erase to do the REAL removal of the extra elements that are now at the end of the container:
std::vector<int> vec;
// .. put in some values ..
int int_to_remove = n;
vec.erase(std::remove(vec.begin(), vec.end(), int_to_remove), vec.end());
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Why does the JVM still not support tail-call optimization?
...ementation and MLVM has listed the feature as "proto 80%" for some time now.
4 Answers
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Create a submodule repository from a folder and keep its git commit history
... It contains some web demos in a demos folder and one of the demo should now have it's own repository. I would like to create a separate repository for this demo application and make it a subpackage submodule from main repository without losing its commit history.
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Develop Android app using C#
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@cmroanirgo Xamarin now supports a subscription based model with a free option - you no longer need to buy Mono for Android.
– James
Oct 18 '13 at 14:08
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How to add local .jar file dependency to build.gradle file?
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@Gubatron it's documented now: gradle.org/docs/current/userguide/…
– David Moles
Jan 12 '15 at 22:23
7
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How do I print debug messages in the Google Chrome JavaScript Console?
...like if (!window.console) { and then put everything inside brackets? Right now you're evaluating the same stuff four times.
– Dan Rosenstark
Sep 19 '11 at 16:33
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Converting an array of objects to ActiveRecord::Relation
...e def self.subjects variety, scopes, etc) on this array. The only way I know to run class methods on a group of objects is to have them be an ActiveRecord::Relation. So I end up resorting to adding a to_indicators method to Array .
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