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Ternary Operator Similar To ?:
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28
We can combine How to define a ternary operator in Scala which preserves leading tokens? with t...
Adding 'serial' to existing column in Postgres
...ER COLUMN a SET NOT NULL;
ALTER SEQUENCE foo_a_seq OWNED BY foo.a; -- 8.2 or later
SELECT MAX(a) FROM foo;
SELECT setval('foo_a_seq', 5); -- replace 5 by SELECT MAX result
INSERT INTO foo (b) VALUES('teste');
INSERT INTO bar (b) VALUES('teste');
SELECT * FROM foo;
SELECT * FROM bar;
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Remove a folder from git tracking
...der path to your repo's root .gitignore file.
path_to_your_folder/
Step 2. Remove the folder from your local git tracking, but keep it on your disk.
git rm -r --cached path_to_your_folder/
Step 3. Push your changes to your git repo.
The folder will be considered "deleted" from Git's point of ...
The requested resource does not support HTTP method 'GET'
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227
Please use the attributes from the System.Web.Http namespace on your WebAPI actions:
[Sys...
How can I verify if a Windows Service is running
I have an application in C# (2.0 running on XP embedded) that is communicating with a 'watchdog' that is implemented as a Windows Service. When the device boots, this service typically takes some time to start. I'd like to check, from my code, if the service is running. How can I accomplish this?
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How to print a list of symbols exported from a dynamic library
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man 1 nm
https://web.archive.org/web/20160316222941/https://developer.apple.com/library/mac/documentation/Darwin/Reference/ManPages/man1/nm.1.html
For example:
nm -gU /usr/local/Cellar/cairo/1.12.16/lib/cairo/libcairo-trace.0.dylib
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git replace local version with remote version
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answered Mar 13 '11 at 8:22
Olivier VerdierOlivier Verdier
39.3k2626 gold badges9292 silver badges8989 bronze badges
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Compare if BigDecimal is greater than zero
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answered Nov 12 '10 at 12:21
Jon SkeetJon Skeet
1210k772772 gold badges85588558 silver badges88218821 bronze badges
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Configuring IntelliJ IDEA for unit testing with JUnit
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answered Jan 21 '11 at 10:46
Igor KonoplyankoIgor Konoplyanko
8,30666 gold badges4747 silver badges9090 bronze badges
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difference between use and require
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102
require loads libs (that aren't already loaded), use does the same plus it refers to their names...