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What is the difference between JDK and JRE?
...s, an environment. It's basically a bunch of directories with Java-related files, to wit:
bin/ contains Java's executable programs. The most important is java (and for Windows, javaw as well), which launches the JVM. There are some other utilities here as well, such as keytool and policytool.
conf...
How to search through all Git and Mercurial commits in the repository for a certain string?
...ty=format:%h)
And then use its search features to look for the misplaced file. All these work assuming the missing commit has not "expired" and been garbage collected, which may happen if it is dangling for 30 days and you expire reflogs or run a command that expires them.
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How to set environment variables from within package.json
...olution using process.env["NODE_ENV"] = "testing"; inside my testhelper.js file.
– TeemuK
Nov 3 '16 at 10:41
8
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AngularJS changes URLs to “unsafe:” in extension page
...;
The same procedure also applies when you need to use protocols such as file: and tel:.
Please see the AngularJS $compileProvider API documentation for more info.
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Autocompletion in Vim
...
are you putting the files into the specified directories in ~/.vim?
– michaelmichael
Mar 2 '11 at 18:00
1
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Which would be better for concurrent tasks on node.js? Fibers? Web-workers? or Threads?
...n application (in Node's way) to do some work. Our job is to process a big file running over its contents byte-by-byte. The best way for our software is to start the work from the beginning of the file, follow it byte-by-byte to the end.
-- Hey, Hasan, I suppose you are either a newbie or very old ...
Create a folder if it doesn't already exist
...
Try this, using mkdir:
if (!file_exists('path/to/directory')) {
mkdir('path/to/directory', 0777, true);
}
Note that 0777 is already the default mode for directories and may still be modified by the current umask.
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How to get the build/version number of your Android application?
...Context object needed!
Also make sure to specify them in your build.gradle file instead of the AndroidManifest.xml.
defaultConfig {
versionCode 1
versionName "1.0"
}
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How To Save Canvas As An Image With canvas.toDataURL()?
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Except in IE9 standards mode: "Some content or files on this webpage require a program that you don't have installed." Internet Explorer 8 and above only supports data URIs for images in CSS, <link>, and <img>: developer.mozilla.org/en-US/docs/data_URIs
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What is a sealed trait?
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A sealed trait can be extended only in the same file as its declaration.
They are often used to provide an alternative to enums. Since they can be only extended in a single file, the compiler knows every possible subtypes and can reason about it.
For instance with the de...