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Replace non-numeric with empty string
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Adding a test to @Max-PC's benchmark code for the LINQ solution results in -- StringBuilder: 273ms, Regex: 2096ms, LINQ: 658ms. Slower than StringBuilder but still significantly faster than Regex. Given that that is benchmarking 1,000...
How to use random in BATCH script?
... you a random number between 0 and 32767.
Using an expression like SET /A test=%RANDOM% * 100 / 32768 + 1, you can change the range to anything you like (here the range is [1…100] instead of [0…32767]).
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Get string between two strings in a string
...AB” where A is from and B is until, so I removed + fromLength. I haven't tested it deeply though
– Adrian Iftode
Oct 16 '13 at 11:21
1
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How to find the extension of a file in C#?
...:
Directory.GetFiles(@"c:\mydir", "*.flv");
Or:
Path.GetExtension(@"c:\test.flv")
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How to use mongoimport to import csv
...0.1
imported 3 objects
$ mongo
MongoDB shell version: 1.7.3
connecting to: test
> use mydb
switched to db mydb
> db.things.find()
{ "_id" : ObjectId("4d32a36ed63d057130c08fca"), "Name" : "Jane Doe", "Address" : "123 Main St", "City" : "Whereverville", "State" : "CA", "ZIP" : 90210 }
{ "_id" : ...
How To Change DataType of a DataColumn in a DataTable?
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I've tested this on Oracle.MangedDataAccess.Client.OracleDataAdapter with a stored procedure. It's working. Thanks.
– 3per
Aug 30 '18 at 1:42
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lua和c/c++互相调用实例分析 - C/C++ - 清泛网 - 专注C/C++及内核技术
...sum函数实现加法
function mysum(a,b)
return csum(a,b) ;
end
test_lua.c
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
//lua头文件
#include <lua.h>
#include <lualib.h>
#include <lauxlib.h>
#define err_exit(num,fmt,args) \
do{printf("...
Is there a template engine for Node.js? [closed]
...heritance, see the first line: github.com/ravelsoft/node-jinjs/blob/master/test/templates/…
– panchicore
Sep 16 '11 at 14:11
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makefile:4: *** missing separator. Stop
...hat they are easily identifiable to the make utility.
Example:
Kaizen ~/so_test $ cat -e -t -v mk.t
all:ll$ ## here the $ is end of line ...
$
ll:ll.c $
^Igcc -c -Wall -Werror -02 c.c ll.c -o ll $@ $<$
## the ^I above means a tab was there before the action part,...
Maven – Always download sources and javadocs
...maven commands, for example:
mvn clean install dependency:sources -Dmaven.test.skip=true
To download all documentation, use the following command:
mvn dependency:resolve -Dclassifier=javadoc
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