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Using Git with an existing Xcode project
...rol, Commit and then doing my first commit. That created the .git folder, etc. (No need for the git init, git add . and git commit -m.)
– Jeff
Jul 22 at 6:30
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Plotting two variables as lines using ggplot2 on the same graph
...eom_line()
I'll leave it to you to tidy up the axis labels, legend title etc.
HTH
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How to delete multiple files at once in Bash on Linux?
...og" and "log" directory include abc.log.2012-03-14, abc.log.2012-03-15,... etc files. You have to be above the log directory and:
rm -rf /log/*
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Is there a way to get colored text in Github Flavored Markdown? [duplicate]
...``
```js
// code for coloring
```
```css
// code for coloring
```
// etc.
Colored Code Example, Javascript: place this code below, in your github README.md file and see how it colors the code for you.
```js
import { Component } from '@angular/core';
import { MovieService } from './se...
Restoring MySQL database from physical files
...rwise you will get errors when trying to drop a database or add new column etc..
and restart MySQL
service mysql restart
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bash: shortest way to get n-th column of output
... invoked with a non-numeric argument or the incorrect number of arguments, etc; but expanding on this bare-bones essential version will be in unit 102.
Maybe you will want to extend the script to allow a different column delimiter. Awk by default parses input into fields on whitespace; to use a di...
When do we need curly braces around shell variables?
...with a digit, shell doesn't need {} around numbered variables (like $1, $2 etc.) unless such expansion is followed by a digit. That's too subtle and it does make to explicitly use {} in such contexts:
set app # set $1 to app
fruit=$1le # sets fruit to apple, but confusing
fruit=${1}le # set...
Parsing HTML into NSAttributedText - how to set font?
...s while enumerating, and create a font with the same traits (bold, italic, etc.):
extension NSMutableAttributedString {
/// Replaces the base font (typically Times) with the given font, while preserving traits like bold and italic
func setBaseFont(baseFont: UIFont, preserveFontSizes: Bool ...
The most accurate way to check JS object's type?
...g BOTH the native Object or DataType name (such as String, Date, Number, ..etc) AND the REAL type of an object (even custom ones); is by grabbing the name property of the object prototype's constructor:
Native Type Ex1:
var string1 = "Test";
console.log(string1.__proto__.constructor.name);
displ...
How to check whether a given string is valid JSON in Java
...es (and stores) the whole json. It converts numbers to Integer/Long/Double etc. This is more than just syntax check, it stores whole json in the memory. This might be significant for intensive loads. If better solution for syntax check exists?
– Oleg Vazhnev
De...