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How to convert floats to human-readable fractions?
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If the the output is to give a human reader a fast impression of the order of the result, it makes no sense return something like "113/211", so the output should limit itself to using one-digit numbers (and maybe 1/10 and 9/10). If so, you can observe that there are only 27 different fraction...
SQLite add Primary Key
...tests (in sqlite shell):
sqlite> explain query plan select * from tab1 order by i,j;
0|0|0|SCAN TABLE tab1 USING INDEX sqlite_autoindex_tab1_1
sqlite> drop index sqlite_autoindex_tab1_1;
Error: index associated with UNIQUE or PRIMARY KEY constraint cannot be dropped
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pull/push from multiple remote locations
...he git remote command:
git remote add alt alt-machine:/path/to/repo
To fetch from all the configured remotes and update tracking branches, but not merge into HEAD, do:
git remote update
If it's not currently connected to one of the remotes, it will take time out or throw an error, and go on to...
How to open an elevated cmd using command line for Windows?
...ork, unfortunately they will result in the UAC dialog showing up on top (z-order-wise) but not getting focused. (Tested on Win10x64 v1607 build14393.447.)
– Ogmios
Dec 2 '16 at 23:57
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Hide text using css
... The text will become visible if the user selects it ( STRG+A etc. ) - This looks very unprofessional! Greetings Christopher
– Christopher Stock
Nov 27 '13 at 14:39
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Why do most fields (class members) in Android tutorial start with `m`?
...ern IDEs it's not needed since you have highlighting, mouse over tooltips, etc.
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Update a record without first querying?
...rty populated) all the other properties has their default values (0, null, etc). If you want to update the DB with a "default value", the change will not be detected by entity framework, and then DB will not be updated.
In example:
exampleEntity.ExampleProperty = null;
will not work without th...
What does the Visual Studio “Any CPU” target mean?
...universe even if they control things like screen colors, default settings, etc.
– supercat
May 16 '14 at 21:45
This is...
C++ code file extension? .cc vs .cpp [closed]
...variations by system and by toolchain (including your favorite make rules etc) which will have an impact on the decision. For instance, the default recursive multi-target build system some of in the QNX 6 series of development platforms don't pick up *.cpp files as C++ language sources; it wantss ....
How do I create a SHA1 hash in ruby?
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Need require 'digest/sha1' in order to use SHA1 method.
– Gus Shortz
May 16 '13 at 19:22
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