大约有 47,000 项符合查询结果（耗时：0.0582秒） [XML]
Simulating ENTER keypress in bash script
...at runs a few commands.
one of these commands needs user input during runtime. i.e it asks the user "do you want to blah blah blah?", I want to simply send an enter keypress to this so that the script will be completely automated.
...
Pandas every nth row
Dataframe.resample() works only with timeseries data. I cannot find a way of getting every nth row from non-timeseries data. What is the best method?
...
Maven: how to do parallel builds?
...
Maven 3 (as of beta 1) now supports parallel builds as an experimental feature.
For example,
mvn -T 4 clean install # Builds with 4 threads
mvn -T 1C clean install # 1 thread per cpu core
mvn -T 1.5C clean install # 1.5 thread per cpu core
Full documentation can be found on the Maven wik...
How to copy commits from one branch to another?
...
You should really have a workflow that lets you do this all by merging:
- x - x - x (v2) - x - x - x (v2.1)
\
x - x - x (wss)
So all you have to do is git checkout v2.1 and git merge wss. If for some reason you really can't do this, and you can't use git rebase ...
How to conclude your merge of a file?
After I merged a file in Git I tried to pull the repository but error came up:
5 Answers
...
How to calculate “time ago” in Java?
...
Take a look at the PrettyTime library.
It's quite simple to use:
import org.ocpsoft.prettytime.PrettyTime;
PrettyTime p = new PrettyTime();
System.out.println(p.format(new Date()));
// prints "moments ago"
You can also pass in a locale for interna...
NOT IN vs NOT EXISTS
...
I always default to NOT EXISTS.
The execution plans may be the same at the moment but if either column is altered in the future to allow NULLs the NOT IN version will need to do more work (even if no NULLs are actually present in the data) and the semantics of NOT IN if NULLs are present a...
Java Replacing multiple different substring in a string at once (or in the most efficient way)
...en it could be worthwhile using a java.util.regex.Matcher (this requires time up-front to compile, so it won't be efficient if your input is very small or your search pattern changes frequently).
Below is a full example, based on a list of tokens taken from a map. (Uses StringUtils from Apache Comm...
Row count with PDO
There are many conflicting statements around. What is the best way to get the row count using PDO in PHP? Before using PDO, I just simply used mysql_num_rows .
...
How do you reference a capture group with regex find and replace in Visual Studio 2012, 2013, 2015,
...ith:
this.Platform().App($1).Install()
Note: As SLaks points out in a comment below, the change in regex syntax is due to VS2012 switching to the standard .Net regex engine.
Note: Another commenter pointed out that this works in Visual Studio Code (vscode) as well
...