大约有 510 项符合查询结果（耗时：0.0195秒） [XML]
How can I strip first X characters from string using sed?
...nux in a small industrial box. I have a variable containing the text pid: 1234 and I want to strip first X characters from the line, so only 1234 stays. I have more variables I need to "clean", so I need to cut away X first characters and ${string:5} doesn't work for some reason in my system.
...
How do I use variables in Oracle SQL Developer?
...o something very similar
SQL> variable v_emp_id number;
SQL> select 1234 into :v_emp_id from dual;
1234
----------
1234
SQL> select *
2 from emp
3 where empno = :v_emp_id;
no rows selected
In SQL Developer, if you run a statement that has any number of bind variab...
Stack vs heap allocation of structs in Go, and how they relate to garbage collection
... $type."".MyStructType+0(SB),(SP)
0002 (s.go:6) CALL ,runtime.new+0(SB)
0003 (s.go:6) MOVQ 8(SP),AX
0004 (s.go:8) MOVQ AX,.noname+0(FP)
0005 (s.go:8) MOVQ $0,.noname+8(FP)
0006 (s.go:8) MOVQ $0,.noname+16(FP)
0007 (s.go:8) RET ,
--- prog list "myFunction2" ---
0008 (s.go:11) TEXT...
How to get a URL parameter in Express?
...issue on getting the value of tagid from my URL: localhost:8888/p?tagid=1234 .
4 Answers
...
Remove duplicate dict in list in Python
...ver, with a few lines of code, you can also do that:
l = [{'a': 123, 'b': 1234},
{'a': 3222, 'b': 1234},
{'a': 123, 'b': 1234}]
seen = set()
new_l = []
for d in l:
t = tuple(d.items())
if t not in seen:
seen.add(t)
new_l.append(d)
print new_l
Example outp...
Remove commas from the string using JavaScript
...aximumFractionDigits: 2
})
// Good Inputs
parseFloat(numFormatter.format('1234').replace(/,/g,"")) // 1234
parseFloat(numFormatter.format('123').replace(/,/g,"")) // 123
// 3rd decimal place rounds to nearest
parseFloat(numFormatter.format('1234.233').replace(/,/g,"")); // 1234.23
parseFloat(numFo...
Why did my Git repo enter a detached HEAD state?
...accident:
lists the remote branches
git branch -r
origin/Feature/f1234
origin/master
I want to checkout one locally, so I cut paste:
git checkout origin/Feature/f1234
Presto! Detached HEAD state
You are in 'detached HEAD' state. [...])
Solution #1:
Do not include origin/ at ...
How do I choose a HTTP status code in REST API for “Not Ready Yet, Try Again Later”? [closed]
I'm developing a RESTful API in which http://server/thingyapi/thingyblob/1234 returns the file (aka "blob") associated with thingy #1234 to download. But it may be that the request is made at a time the file does not exist in the server but most definitely will be available at a later time. Ther...
Multiple working directories with Git?
.../path/to/bare-source (bare)
/path/to/linked-worktree abcd1234 [master]
/path/to/other-linked-worktree 1234abc (detached HEAD)
There is also porcelain format option available.
The porcelain format has a line per attribute.
Attributes are listed with a label and value separa...
What are the barriers to understanding pointers and what can be done to overcome them? [closed]
...
THouse.Create('My house');
Memory layout:
---[ttttNNNNNNNNNN]---
1234My house
Keep a variable with the address
Write the address to your new house down on a piece of paper. This paper will serve as your reference to your house. Without this piece of paper, you're lost, and cannot find...