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Append to a file in Go

... This answers works in Go1: f, err := os.OpenFile(filename, os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0600) if err != nil { panic(err) } defer f.Close() if _, err = f.WriteString(text); err != nil { panic(err) } ...
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How to return a string value from a Bash function

...iable with the string you want to return. #!/bin/bash set -x function pass_back_a_string() { eval "$1='foo bar rab oof'" } return_var='' pass_back_a_string return_var echo $return_var Prints "foo bar rab oof". Edit: added quoting in the appropriate place to allow whitespace in string to add...
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How do I convert datetime to ISO 8601 in PHP

...do I convert my time from 2010-12-30 23:21:46 to ISO 8601 date format? (-_-;) 6 Answers ...
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新浪是如何分析处理32亿条实时日志的? - 更多技术 - 清泛网 - 专注C/C++及内核技术

...x open files等;App Level的优化如Java运行环境版本的选择,ES_HEAP_SIZE的设置,修改bulk index的queue size等,另外还设置了默认的index template,目的是更改默认的shard,replica数并将string改为not_analyzed,开启doc_values以应对elasticsearch进程OOM...
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What does the “@” symbol mean in reference to lists in Haskell?

...r any constructor; if you have data Tree a = Tree a [Tree a], then t@(Tree _ kids) gives you access to both the tree and its children. share | improve this answer | follow ...
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NullPointerException in Java with no StackTrace

...roduction – and the fix I've tested it on Mac OS X java version "1.6.0_26" Java(TM) SE Runtime Environment (build 1.6.0_26-b03-383-11A511) Java HotSpot(TM) 64-Bit Server VM (build 20.1-b02-383, mixed mode) Object string = "abcd"; int i = 0; while (i < 12289) { i++; try { In...
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Disable submit button when form invalid with AngularJS

...rmset, and therefore is required to have a name w/ a hyphen in it (like "my_formset_name-0")? – trubliphone Oct 7 '15 at 4:08 2 ...
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Alter Table Add Column Syntax

...c NOT NULL IDENTITY (1, 1) ALTER TABLE Employees ADD CONSTRAINT PK_Employees PRIMARY KEY CLUSTERED ( EmployeeID ) WITH( STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY] ...
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Eclipse IDE: How to zoom in on text?

...de.google.com/p/tarlog-plugins/downloads/detail?name=tarlog.eclipse.plugins_1.4.2.jar&can=2&q= It has some other features for eclipse, amongst which is Ctrl++ and Ctrl+- to change the font size, it's frickin' awesome. ...
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How to read from standard input in the console?

...lock reader := bufio.NewReader(os.Stdin) fmt.Print("Enter text: ") text, _ := reader.ReadString('\n') fmt.Println(text) As it works on my machine. However, for the next block you need a pointer to the variables you're assigning the input to. Try replacing fmt.Scanln(text2) with fmt.Scanln(&t...