大约有 25,400 项符合查询结果（耗时：0.0323秒） [XML]
How to get default gateway in Mac OSX
...s can be useful when you are using your result directly in some program or batch job.
netstat -rn | grep 'default' | awk '{print $2}'
The awk command tells to match and print the second column of the result in the text. The final result thus looks like this:
192.168.195.1
In this case, netstat...
Are memory leaks ever ok? [closed]
...ith "benign" leaks, how are you going to find the "real" one? If you add a batch feature, and suddenly your 1K/hour leak becomes an 1K / second?
– peterchen
Dec 21 '09 at 8:28
5
...
Boolean literals in PowerShell
... file named installmyapp.ps1:
param (
[bool]$cleanuprequired
)
echo "Batch file starting execution."
Now if I've to invoke this PS file from a PS command line, this is how I can do it:
installmyapp.ps1 -cleanuprequired $true
OR
installmyapp.ps1 -cleanuprequired 1
Here 1 and $true are ...
How unique is UUID?
...n 1 UUIDs in a second to encounter a duplicate; one must merely generate a batch of 16,384 UUIDs within the span of a single "tick" in order to overflow the sequence number. I have seen this happen with an implementation that relied, naively, on a clock source that (1) had μs-level granularity, an...
Why is Hibernate Open Session in View considered a bad practice?
...which can, in turn, trigger N+1 query problems. Although Hibernate offers @BatchSize for fetching associations in batches, and FetchMode.SUBSELECT to cope with this scenario, the annotations are affecting the default fetch plan, so they get applied to every business use case. For this reason, a data...
Difference between CMAKE_CURRENT_SOURCE_DIR and CMAKE_CURRENT_LIST_DIR
...mes in handy when you need to locate resource files like template files or batch scripts that are located next to the CMakeLists.txt file currently being processed.
Note: When using the add_subdirectory() command rather than include(), the behavior is different, and when src/CMakeLists.txt is being...
How to deploy an ASP.NET Application with zero downtime
...e site so the first user doesn't cause an application start. Then using a batch file I copy the live host header to B, stop A and start B.
share
|
improve this answer
|
foll...
how to mysqldump remote db from local machine
...or table in `mysql -u $user -p$pass $dbname -h $host -N -e "show tables" --batch`; do
if [ "`echo $3 | grep $table`" = "" ]; then
echo "Comparing '$table'..."
dump $1 /tmp/file1.sql
dump $2 /tmp/file2.sql
diff -up /tmp/file1.sql /tmp/file2.sql >> /tmp/db.diff
else
echo ...
Passing route control with optional parameter after root in express?
...lare and use them easily using express:
app.get('/api/v1/tours/:cId/:pId/:batchNo?', (req, res)=>{
console.log("category Id: "+req.params.cId);
console.log("product ID: "+req.params.pId);
if (req.params.batchNo){
console.log("Batch No: "+req.params.batchNo);
}
});
In th...
postgresql COUNT(DISTINCT …) very slow
... amount of work_mem (where hashing will produce relatevely large amount of batches). Since that, it's not always bad to use COUNT (DISTINCT()_, isn't?
– St.Antario
Oct 12 '15 at 10:39
...