大约有 24,000 项符合查询结果（耗时：0.0607秒） [XML]
How to write a JSON file in C#?
...
I would recommend Json.Net, see example below:
List<data> _data = new List<data>();
_data.Add(new data()
{
Id = 1,
SSN = 2,
Message = "A Message"
});
string json = JsonConvert.SerializeObject(_data.ToArray());
//write string to file
System.IO.File.WriteAllText(@"...
possible EventEmitter memory leak detected
...
@Phil_1984_ Have you found a solution ? if not this seem to work - stackoverflow.com/questions/38482223/…
– Yoni Jah
Jul 11 '17 at 8:15
...
Merge, update, and pull Git branches without using checkouts
...n directory, you can call it as a git command: git merge-ff.
#!/bin/bash
_usage() {
echo "Usage: git merge-ff <branch> <committish-to-merge>" 1>&2
exit 1
}
_merge_ff() {
branch="$1"
commit="$2"
branch_orig_hash="$(git show-ref -s --verify refs/heads/$branch...
How to replace NaN values by Zeroes in a column of a Pandas Dataframe?
...ange any values (as of pandas 0.15):
idx = pd.IndexSlice
df.loc[idx[:,mask_1],idx[mask_2,:]].fillna(value=0,inplace=True)
The "problem" is that the chaining breaks the fillna ability to update the original dataframe. I put "problem" in quotes because there are good reasons for the design decision...
How to generate unique ID with node.js
...r issue with a callback as follows:
function generate(count, k) {
var _sym = 'abcdefghijklmnopqrstuvwxyz1234567890',
var str = '';
for(var i = 0; i < count; i++) {
str += _sym[parseInt(Math.random() * (_sym.length))];
}
base.getID(str, function(err, res) {
if...
Avoiding instanceof in Java
...the: At least you don't have to deal with a growing if then else chain in order to add, remove or modify handlers. The code is less fragile to changes. So I'd say that for this reason it's superior to the instanceof approach. Anyway, I just wanted to give a valid alternative.
–...
Is there any difference between a GUID and a UUID?
...s follows. This format differs from the [UUID standard] 8 only in the byte order of the first 3 fields.
Bits Bytes Name Endianness Endianness
(GUID) RFC 4122
32 4 Data1 Native Big
16 2 Data2 Native Big
16 2 Data3 Native Big
64 8 ...
Select unique or distinct values from a list in UNIX shell script
...ile)}"
tar
more than one word
gz
java
class
Or you can use AWK:
% awk '!_[$0]++' infile
tar
more than one word
gz
java
class
share
|
improve this answer
|
follow
...
How do you determine the size of a file in C?
...ject's code:
#include <sys/stat.h>
#include <sys/types.h>
off_t fsize(const char *filename) {
struct stat st;
if (stat(filename, &st) == 0)
return st.st_size;
return -1;
}
Changes:
Made the filename argument a const char.
Corrected the struct stat defini...
How do I convert an interval into a number of hours with postgres?
...
select floor((date_part('epoch', order_time - '2016-09-05 00:00:00') / 3600)), count(*)
from od_a_week
group by floor((date_part('epoch', order_time - '2016-09-05 00:00:00') / 3600));
The ::int conversion follows the principle of rounding.
If you want a di...