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How do I drop a foreign key constraint only if it exists in sql server?
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327
The more simple solution is provided in Eric Isaacs's answer. However, it will find constraint...
Characters allowed in a URL
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From RFC 1738 specification:
Thus, only alphanumerics, the special characters "$-_.+!*'(),", and
reserved characters used for their reserved purposes may be used
unencoded within a URL.
EDIT: As @Jukka K. Korpela correctly poi...
Setting property 'source' to 'org.eclipse.jst.jee.server:JSFTut' did not find a matching property
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edited Sep 3 '12 at 14:11
answered Aug 25 '10 at 13:34
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Nodejs cannot find installed module on Windows
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351
Add an environment variable called NODE_PATH and set it to %USERPROFILE%\Application Data\npm\...
ActionBarCompat: java.lang.IllegalStateException: You need to use a Theme.AppCompat
I am getting a RuntimeException on Android 2.3.5 but I am using Theme.AppCompat (res/values/themes.xml). This is the phone: http://www.gsmarena.com/samsung_galaxy_y_s5360-4117.php
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How to calculate the bounding box for a given lat/lng location?
... 180.0*radians/math.pi
# Semi-axes of WGS-84 geoidal reference
WGS84_a = 6378137.0 # Major semiaxis [m]
WGS84_b = 6356752.3 # Minor semiaxis [m]
# Earth radius at a given latitude, according to the WGS-84 ellipsoid [m]
def WGS84EarthRadius(lat):
# http://en.wikipedia.org/wiki/Earth_radius
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Find merge commit which include a specific commit
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edited Dec 13 '11 at 16:41
answered Dec 13 '11 at 16:36
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When should I create a destructor?
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237
UPDATE: This question was the subject of my blog in May of 2015. Thanks for the great question!...
Non-recursive depth first search algorithm
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315
DFS:
list nodes_to_visit = {root};
while( nodes_to_visit isn't empty ) {
currentnode = node...
How to see log files in MySQL?
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Here is a simple way to enable them. In mysql we need to see often 3 logs which are mostly needed during any project development.
The Error Log. It contains information about errors that occur while
the server is running (also server start and stop)
The General Query Log. This is a general...