大约有 13,350 项符合查询结果（耗时：0.0232秒） [XML]
Count number of occurrences of a pattern in a file (even on same line)
...color tags it prints out:
echo -e "a\nb b b\nc\ndef\nb e brb\nr" \
| GREP_COLOR="033" grep --color=always b \
| perl -e 'undef $/; $_=<>; s/\n//g; s/\x1b\x5b\x30\x33\x33/\n/g; print $_' \
| wc -l
share
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Merge a Branch into Trunk
...At revision <N>.
$ svn merge --reintegrate ^/project/branches/branch_1
--- Merging differences between repository URLs into '.':
U foo.c
U bar.c
U .
$ # build, test, verify, ...
$ svn commit -m "Merge branch_1 back into trunk!"
Sending .
Sending foo.c
Sending b...
Concatenate two slices in Go
...ough options for the task.
la := len(a)
c := make([]int, la, la + len(b))
_ = copy(c, a)
c = append(c, b...)
la := len(a)
c := make([]int, la + len(b))
_ = copy(c, a)
_ = copy(c[la:], b)
share
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best way to get the key of a key/value javascript object
...
What if I don’t wantfoo[i]to be"_proto_"?
– user2284570
May 29 '16 at 2:04
1
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What's the fastest algorithm for sorting a linked list?
...ature for listsort, you'll see you can switch by using the parameter int is_double.
– csl
Oct 21 '13 at 14:07
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How to update Python?
...stalled and their versions. Some were installed by PortablePython. Use easy_install pip to install pip if it wasn't installed.
If OP has 2.7.x and wants to install a different version, e.g. <=2.6.x or >=3.x.x, then installing different versions side-by-side is fine. You must choose which vers...
How should one use std::optional?
...
The simplest example I can think of:
std::optional<int> try_parse_int(std::string s)
{
//try to parse an int from the given string,
//and return "nothing" if you fail
}
The same thing might be accomplished with a reference argument instead (as in the following signature), b...
Removing duplicate values from a PowerShell array
...'Apples ', 'APPLES', 'Banana') |
Sort-Object -Property @{Expression={$_.Trim()}} -Unique
Output:
Apples
Banana
This uses the Property parameter to first Trim() the strings, so extra spaces are removed and then selects only the -Unique values.
More info on Sort-Object:
Get-Help Sort-Objec...
WiX tricks and tips
... DestinationFiles="..\Deploy\Setup\$(OutputName) $(AssemblyFileVersion)_$(Platform).msi" />
</Target>
Use heat to harvest files with wildcard (*) Guid. Useful if you want to reuse WXS files across multiple projects (see my answer on multiple versions of the same product). For example, ...
Rails render partial with block
...Here is some content</p>
<% end %>
combined with:
# /shared/_panel.html.erb
<div class="v-panel">
<div class="v-panel-tr"></div>
<h3><%= title -%></h3>
<div class="v-panel-c">
<%= yield %>
</div>
</div>
...