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How can I add new array elements at the beginning of an array in Javascript?
... [thingToInsertToFront].concat(originalArray).reduce(fn).reverse().map(fn) etc... If you use unshift, you can't do that chaining because all you get back is the length.
– StJohn3D
Sep 23 '16 at 18:27
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Adding a new entry to the PATH variable in ZSH
... double quotes around the entries i.e. PATH="/home/david/pear/bin:/usr/bin:etc" to PATH=/home/david/pear/bin:/usr/bin:etc for it to stay in zshrc.
– a7omiton
Feb 7 '15 at 15:01
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Could not load file or assembly 'System.Web.Http 4.0.0 after update from 2012 to 2013
... Be sure to add the needed update to any dependent projects such as tests, etc.
– DeeArgee
Feb 9 '15 at 15:40
I did th...
How to avoid null checking in Java?
... if your method just passes the value on, and the next method passes it on etc. it could get problematic. In that case you may want to check the argument as above.
If null is allowed
This really depends. If find that I often do something like this:
if (object == null) {
// something
} else {
...
How to paste yanked text into the Vim command line
...een deleted goes to register 1, what was in register 1 goes to register 2, etc.),
" (default register, also known as unnamed register. This is where the " comes in Ctrl-R, "),
a to z for your own use (capitalized A to Z are for appending to corresponding registers).
_ (acts like /dev/null (Unix) or ...
Handlebars/Mustache - Is there a built in way to loop through the properties of an object?
...e object "top level" and another not? what are "pre-defined" keys exactly? etc), so you might want to revisit these concepts.
– Jon
Feb 11 '14 at 9:42
1
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Where can I find the Java SDK in Linux after installing it?
...put like this:
lrwxrwxrwx 1 root root 22 Feb 9 10:59 /usr/bin/java -> /etc/alternatives/java
Third:
ls -l /etc/alternatives/java
output is the JDK pa
How to check if element has any children in Javascript?
...t to know about child elements (as opposed to text nodes, attribute nodes, etc.) on all modern browsers (and IE8 — in fact, even IE6) you can do this: (thank you Florian!)
if (element.children.length > 0) { // Or just `if (element.children.length)`
// It has at least one element as a chil...
Can we delete an SMS in Android before it reaches the inbox?
...
@FelipeMicaroniLalli actually GO SMS PRO, etc... use 2147483647 for their priority
– rf43
Nov 3 '11 at 18:16
1
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Connecting to remote URL which requires authentication using Java
...ich will give you more authentication options (as well as session support, etc.)
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