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What does “all” stand for in a makefile?
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answered Mar 25 '10 at 11:26
P ShvedP Shved
83.1k1414 gold badges113113 silver badges160160 bronze badges
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Method chaining - why is it a good practice, or not?
...ethod and/or implies a presumption of empty lists/sets and non-null values from every method in the chain (a fallacy causing many NPEs in systems I have to debug/fix often).
– Darrell Teague
Aug 11 '17 at 14:07
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Validate uniqueness of multiple columns
...be patched?
– Alexey
Jul 16 '12 at 20:09
13
Alexey, validates_uniqueness_of [:user_id, :friend_id...
How to center the content inside a linear layout?
..._parent"
android:layout_height="match_parent"
android:background="#000"
android:baselineAligned="false"
android:gravity="center"
android:paddingBottom="@dimen/activity_vertical_margin"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/ac...
What's the difference between @Secured and @PreAuthorize in spring security 3?
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170
The real difference is that @PreAuthorize can work with Spring Expression Language (SpEL). You c...
Why there is no ConcurrentHashSet against ConcurrentHashMap
...no built in type for ConcurrentHashSet because you can always derive a set from a map. Since there are many types of maps, you use a method to produce a set from a given map (or map class).
Prior to Java 8, you produce a concurrent hash set backed by a concurrent hash map, by using Collections.newS...
How to disable/enable the sleep mode programmatically in iOS?
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380
You can disable the idle timer as follows;
In Objective-C:
[UIApplication sharedApplication].i...
Is there a better way to iterate over two lists, getting one element from each list for each iterati
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in case your Latitude and Longitude lists are large and lazily loaded:
from itertools import izip
for lat, lon in izip(latitudes, longitudes):
process(lat, lon)
or if you want to avoid the for-loop
from itertools import izip, imap
out = imap(process, izip(latitudes, longitudes))
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What are the differences between mocks and stubs on Rhino Mocks?
...CharlesB
71.6k2222 gold badges167167 silver badges190190 bronze badges
answered Jan 21 '09 at 1:12
rbraybrbrayb
38.9k3030 gold bad...
Using python “with” statement with try-except block
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140
The two code blocks you gave are
not equivalent
The code you described as old way
of doing thin...