大约有 45,000 项符合查询结果（耗时：0.0835秒） [XML]
Run Cron job every N minutes plus offset
...on
An * in the minute field is the same as 0-59/1 where 0-59 is the range and 1 is the step. The command will run at the first minute in the range (0), then at all successive minutes that are distant from the first by step (1), until the last (59).
Which is why */20 * * * * will run at 0 minutes, ...
Performing regex Queries with pymongo
...ored at the start (ie: starting with ^) are able to use indexes in the db, and will run much faster in that case.
– drevicko
Aug 13 '13 at 23:31
1
...
How do you change the document font in LaTeX?
...
I found the solution thanks to the link in Vincent's answer.
\renewcommand{\familydefault}{\sfdefault}
This changes the default font family to sans-serif.
share
|
improve this answer
...
Copying files using rsync from remote server to local machine
Once I've ssh'd into my remote server, what would the command be to copy all files from a directory to a local directory on my machine?
...
Convert an integer to a float number
...oint numbers
complex64 the set of all complex numbers with float32 real and imaginary parts
complex128 the set of all complex numbers with float64 real and imaginary parts
byte alias for uint8
rune alias for int32
Which means that you need to use float64(integer_value).
...
How to change owner of PostgreSql database?
...
Note, all tables and sequences inside the database will still be assigned to the original owner.
– Cerin
Nov 2 '16 at 0:52
...
PostgreSQL: Can you create an index in the CREATE TABLE definition?
...BLE syntax. PostgreSQL does however create an index for unique constraints and primary keys by default, as described in this note:
PostgreSQL automatically creates an index for each unique constraint and primary key constraint to enforce uniqueness.
Other than that, if you want a non-unique in...
Where is shared_ptr?
...examples I see show complete code to include the headers for shared_ptr (and working). Simply stating std , tr1 and <memory> is not helping at all! I have downloaded boosts and all but still it doesn't show up! Can someone help me by telling exactly where to find it?
...
What do the &,
... out explicitly, in the file below it uses some characters I do not understand. What does each line and symbol(&,*,
5 Answe...
How make Eclipse/EGit recognize existing repository information after update?
...eria, enter the workspace directory, select "Look for nested repositores", and hit Search:
Select the repositories you want to add and click OK
"Share" each of the projects again using "use or create repository"
Open you existing project in Eclipse's Project explorer;
Right-click and select "Te...