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How to use mongoimport to import csv
...of MongoDB?
$ cat > locations.csv
Name,Address,City,State,ZIP
Jane Doe,123 Main St,Whereverville,CA,90210
John Doe,555 Broadway Ave,New York,NY,10010
ctrl-d
$ mongoimport -d mydb -c things --type csv --file locations.csv --headerline
connected to: 127.0.0.1
imported 3 objects
$ mongo
MongoDB sh...
C#操作XML小结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...mlSchema("your xmlfile name");
第二种方法：
<aaa>
<add key="123" value="321"/>
</aaa>
如果我要找到123然后取到321应该怎么写呢？
using System.XML;
XmlDataDocument xmlDoc = new System.Xml.XmlDataDocument();
xmlDoc.Load(@"c:/Config.xml");
XmlElement elem = xmlDoc....
Office在线预览及PDF在线预览的实现方式大集合 - 更多技术 - 清泛网 - 专注...
...的保护的源文件及文件的复制，不可复制也是缺点。
2、源码是自己的，版权有保证。
缺点：
1、服务器上必须安装Office软件。
2、导出PDF文件本身是个打印过程，Excel页面格式未设置，会出现一张表格打印出多页来，阅读体...
Abandoning changes without deleting from history
...r you is to mark the old branch as "closed". If your old head is revision "123" then:
hg update -r 123
hg commit --close-branch -m 'Closing old branch'
hg update -C default
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How to print formatted BigDecimal values?
...nts money, and I need to print its value in the browser in a format like $123.00 , $15.50 , $0.33 .
6 Answers
...
How can I move a tag on a git branch to a different commit?
...imately has a problem and needs to be updated/re-released.
git tag -d fix123 # delete the old local tag
git push github :fix123 # delete the old remote tag (use for each affected remote)
git tag fix123 790a621265 # create a new local tag
git push github fix123 ...
Submitting HTML form using Jquery AJAX
... answered May 1 '13 at 18:27
abc123abc123
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...
How to get rid of the 'undeclared selector' warning
...se a leak because its selector is unknown".
– Hampden123
Nov 20 '13 at 16:38
1
@Hampden123: that ...
Using Regular Expressions to Extract a Value in Java
...e matcher for pattern p and given string
Matcher m = p.matcher("Testing123Testing");
// if an occurrence if a pattern was found in a given string...
if (m.find()) {
// ...then you can use group() methods.
System.out.println(m.group(0)); // whole matched expression
...
How do I get the key at a specific index from a Dictionary in Swift?
...ere is no guarantee it will come out ordered like below)
let dict = ["c": 123, "d": 045, "a": 456]
for (index, entry) in enumerate(dict) {
println(index) // 0 1 2
println(entry) // (d, 45) (c, 123) (a, 456)
}
If you want to sort first..
var sortedKeysArray = sorted(dict...