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git: Apply changes introduced by commit in one repo to another repo
...t for me, thanks. Since the second repo was also local, just had to use a file URI when adding it as a remote.
– palimpsestor
Mar 5 '15 at 6:13
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How does a Java HashMap handle different objects with the same hash code?
... the details, lookup the source code of HashMap, which you can find in the file src.zip in your JDK installation directory.
– Jesper
Jul 2 '14 at 7:04
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Overriding Binding in Guice
...odule, with its own RoboGuice module definition in the AndroidManifest.xml file.
The setup looks like this. In the Library Module there are these definitions:
AndroidManifest.xml:
<application android:allowBackup="true">
<activity android:name="com.example.SomeActivity/>
&l...
String concatenation: concat() vs “+” operator
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I haven't decompiled the class to see the internals or run it through profiler yet, but I suspect a += b spends much of the time creating new objects of StringBuilder and then converting them back to String.
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Returning from a finally block in Java
...ppened in all the preceeding code. Principally this is closing / releasing file pointers, database connections etc., though I could see it being stretched to say adding in bespoke auditing.
Anything that affects the return of the function should lie in the try{} block. Even if you had a method whe...
Convert a String In C++ To Upper Case
...ase and non-lowercase ASCII), converted in a loop 40M times (with no cross-file inlining, so the compiler can't optimize away or hoist any of it out of the loop). Same source and dest buffers, so no malloc overhead or memory/cache effects: data is hot in L1 cache the whole time, and we're purely CP...
What do the crossed style properties in Google Chrome devtools mean?
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what if the media queries are in a different css file?
– Carlos Hernández Gil
Jul 6 '18 at 16:19
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how to check the dtype of a column in python pandas
...n data types
To check the data types after, for example, an import from a file
def printColumnInfo(df):
template="%-8s %-30s %s"
print(template % ("Type", "Column Name", "Example Value"))
print("-"*53)
for c in df.columns:
print(template % (df[c].dtype, c, df[c].iloc[1]) )
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HTML5shiv vs Dean Edwards IE7-js vs Modernizr - which to choose?
...g initializr. It will guide and let you build, download your HTML5 project files.
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Scala vs. Groovy vs. Clojure [closed]
...ava. I can write Java code that functions exactly like Java and rename the file *.groovy and it works fine. According to the book, the reverse is true if I include the requisite libraries. So far, experimentation seems to bear this out.
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