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Scala 2.8 breakOut
... happens, the types From, T and To have already been inferred, because we know that map is expecting CanBuildFrom[List[String], (Int, String), Map[Int, String]]. Therefore:
From = List[String]
T = (Int, String)
To = Map[Int, String]
To conclude let's examine the implicit received by breakOut itse...
Performance of Arrays vs. Lists
...sy to measure...
In a small number of tight-loop processing code where I know the length is fixed I use arrays for that extra tiny bit of micro-optimisation; arrays can be marginally faster if you use the indexer / for form - but IIRC believe it depends on the type of data in the array. But unless ...
Is there any “font smoothing” in Google Chrome?
...n (unproven) solution that recommends using only TTF/OTF fonts as they are now supported by nearly all browsers.
3.) The Google Chrome developer team works on that issue. As there have been several huge changes in the rendering engine there's obviously something in progress.
I've written a large b...
What is the difference between MOV and LEA?
I would like to know what the difference between these instructions is:
12 Answers
12
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Can you list the keyword arguments a function receives?
...argspec(func)
(['a', 'b', 'c'], 'args', 'kwargs', (42,))
If you want to know if its callable with a particular set of args, you need the args without a default already specified. These can be got by:
def getRequiredArgs(func):
args, varargs, varkw, defaults = inspect.getargspec(func)
if ...
How can I get a list of locally installed Python modules?
...
Now, these methods I tried myself, and I got exactly what was advertised: All the modules.
Alas, really you don't care much about the stdlib, you know what you get with a python install.
Really, I want the stuff that I i...
SQL select only rows with max value on a column [duplicate]
...
I know that MySQL allows you to add non aggregate fields to a "grouped by" query, but I find that kinda pointless. Try running this select id, max(rev), rev from YourTable group by id and you see what I mean. Take your time and ...
git: Show index diff in commit message as comment
... The diff messages do not need to be commented out, Idan; git knows to ignore them as though they are comments.
– Brandon Rhodes
Mar 25 '12 at 11:21
...
How do I prompt for Yes/No/Cancel input in a Linux shell script?
...is:
set -- $(locale LC_MESSAGES)
yesptrn="$1"; noptrn="$2"; yesword="$3"; noword="$4"
while true; do
read -p "Install (${yesword} / ${noword})? " yn
case $yn in
${yesptrn##^} ) make install; break;;
${noptrn##^} ) exit;;
* ) echo "Answer ${yesword} / ${noword}.";;
...
How can I clone an SQL Server database on the same server in SQL Server 2008 Express?
...to create a NewDB, it says Permission denied on .mdf file. I don't need it now, I just needed a backup of the original DB, so I can overwrite the original DB with it later, I'm just curious why I'm getting such error.
– David Ferenczy Rogožan
Oct 6 '15 at 16:0...