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How fast is D compared to C++?
...out printing code and replaced writefln with writeln
Changed imports to be selective
Used pow operator (^^) instead of manual multiplication for final step of calculating average
Removed the size_type and replaced appropriately with the new index_type alias
...thus resulting in scalar2.cpp (pasteb...
When should I use malloc in C and when don't I?
...y, but of course you don't know the file's size in advance, since the user selects the file on the spot, at runtime. So basically you need malloc when you don't know the size of the data you're working with in advance. At least that's one of the main reasons for using malloc. In your example with a ...
Can I add color to bootstrap icons only using CSS?
...) your cursor looks like an oversized capital "I" character, it's used for selecting text. In CSS it's referred to as cursor: text;. It's also known as "I-beam".
– Dai
Sep 12 '12 at 1:47
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std::function vs template
... in cases with binding, there's a chunk of code which does the adaptation, selected by a code ptr in the function obj, and which picks up data (bound parms) from the function obj (d) the 'bound' function may be inlined into that adaptor, if the compiler can see it.
– greggo
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Git: show more context when using git add -i or git add -e?
I'm selectively committing parts of a large file and I'd like to see more context around each hunk. Is this possible?
2 Ans...
Python/postgres/psycopg2: getting ID of row just inserted
... case you can use:
cursor.execute('INSERT INTO ........')
cursor.execute('SELECT LASTVAL()')
lastid = cursor.fetchone()['lastval']
Just in case it was useful for anyone!
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'\r': command not found - .bashrc / .bash_profile [duplicate]
...LIME TEXT
With sublime you just go to
View - > Line Endings -> (select)Unix
Then save the file. Will fix this issue.
Easy as that!
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Css pseudo classes input:not(disabled)not:[type=“submit”]:focus
...and you seem to have mixed up/missing colons and parentheses on the :not() selector.
Demo: http://jsfiddle.net/HSKPx/
One thing to note: I may be wrong, but I don't think disabled inputs can normally receive focus, so that part may be redundant.
Alternatively, use :enabled
input:enabled:not([typ...
What is Gradle in Android Studio?
... look at these build.gradle files, open Android Studio's Project panel (by selecting the Project tab) and expand the Gradle Scripts folder.
The first two items in the Gradle Scripts folder are the project-level and module-level Gradle build files
Top-Level Gradle Build File
Every Android Studio p...
How do you use bcrypt for hashing passwords in PHP?
...pt works internally. And there are a TON of answers about that. Here are a selection that I've written, that I won't copy/paste here, but link to:
Fundamental Difference Between Hashing And Encryption Algorithms - Explaining the terminology and some basic information about them.
About reversing ha...