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Why is Dictionary preferred over Hashtable in C#?
...naryEntry
Newer (> .NET 2.0) <<<>>> Older (since .NET 1.0)
is in System.Collections.Generic <<<>>> is in System.Collections
Request to non-existing key throws exception <<<>>> Request to non-existing key returns null
potentially a bit faster ...
What is the difference between Linq to XML Descendants and Elements
......
Here is an example demonstrating the difference:
<?xml version="1.0" encoding="utf-8" ?>
<foo>
<bar>Test 1</bar>
<baz>
<bar>Test 2</bar>
</baz>
<bar>Test 3</bar>
</foo>
Code:
XDocument doc = XDocumen...
TCP 的那些事儿（上） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...处理正常的大负载的连接的情况。因为，synccookies是妥协版的TCP协议，并不严谨。对于正常的请求，你应该调整三个TCP参数可供你选择，第一个是：tcp_synack_retries 可以用他来减少重试次数；第二个是：tcp_max_syn_backlog，可以增大SY...
How do I configure Maven for offline development?
...change Maven's settings.xml in the development machines:
<?xml version="1.0" encoding="UTF-8"?>
<settings xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd" xmlns="http://maven.apache.org/SETTINGS/1.0.0"
xmlns:xsi="http://www.w3.or...
How can I get stock quotes using Google Finance API?
...com/ig/api?stock=TVIX&output=csv by itself returns:
<?xml version="1.0"?>
<xml_api_reply version="1">
<finance module_id="0" tab_id="0" mobile_row="0" mobile_zipped="1" row="0" section="0" >
<symbol data="TVIX"/>
<pretty_symbol data="TVIX"/>
<symbol_lookup_url d...
Multi-project test dependencies with gradle
...aster/jartest
https://plugins.gradle.org/plugin/com.github.hauner.jarTest/1.0
From documentation
In case you have a multi-project gradle build you may have test
dependencies between sub-projects (which probably is a hint that your
projects are not well structured).
For example assume ...
Only read selected columns
...wnload
> library(RJDBC)
> path.to.jdbc.driver <- "jdbc//csvjdbc-1.0-18.jar"
> drv <- JDBC("org.relique.jdbc.csv.CsvDriver", path.to.jdbc.driver)
> conn <- dbConnect(drv, sprintf("jdbc:relique:csv:%s", getwd()))
> head(dbGetQuery(conn, "select * from mtcars"), 3)
mpg cyl...
Is it possible dynamically to add String to String.xml in Android?
...he actual strings.xml file without using any Java code:
<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE resources [
<!ENTITY appname "WhereDat">
<!ENTITY author "Oded">
]>
<resources>
<string name="app_name">&appname;</string>
<string n...
How to convert a PIL Image into a numpy array?
...-255 bytes, but you might expect these to get converted to for example 0.0-1.0 in the numpy array. Some unit conversions from uint8 do this, but in this case, it doesn't.. so check it :)
– BjornW
Jan 21 '19 at 10:15
...
How to make maven build platform independent?
...
1st line of my pom.xml is: <?xml version="1.0" encoding="UTF-8"?> I found the same warning in Windows 7: [WARNING] Using platform encoding (UTF-8 actually) to copy filtered resources, i.e. build is platform dependent!
– Ripon Al Wasim
...