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How do you get a timestamp in JavaScript?
...riptions in this answer. Feel free to ask questions if anything is unclear
PS: sadly someone merged this to the top answer without giving credit.
Quick and dirty solution:
Date.now() /1000 |0
Warning: it might break in 2038 and return negative numbers if you do the |0 magic. Use Math.floor(...
pandas: multiple conditions while indexing data frame - unexpected behavior
...
As you can see, the AND operator drops every row in which at least one
value equals -1. On the other hand, the OR operator requires both
values to be equal to -1 to drop them.
That's right. Remember that you're writing the condition in terms of what you ...
Android equivalent to NSNotificationCenter
...components to explicitly register with one another
see their sample on https://code.google.com/p/guava-libraries/wiki/EventBusExplained
// Class is typically registered by the container.
class EventBusChangeRecorder {
@Subscribe public void recordCustomerChange(ChangeEvent e) {
recordChange(...
When should we call System.exit in Java
...red to do anything other than halt the JVM; shutdown hooks will not run.
PS: The JVM can shut down in either an orderly or abrupt manner.
An orderly shutdown is initiated when the last “normal” (nondaemon) thread terminates, someone calls System.exit, or by other platform-specific means (su...
How to permanently add a private key with ssh-add on Ubuntu? [closed]
... later you need to additionally edit your ssh config as described here: https://github.com/jirsbek/SSH-keys-in-macOS-Sierra-keychain
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Expansion of variables inside single quotes in a command in Bash
...d of
repo forall -c '....$variable'
use printf to replace the variable token with the expanded variable.
For example:
template='.... %s'
repo forall -c $(printf "${template}" "${variable}")
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Get type of a generic parameter in Java with reflection
... by applying the "anonymous class" trick and the ideas from the Super Type Tokens:
public final class Voodoo {
public static void chill(final List<?> aListWithSomeType) {
// Here I'd like to get the Class-Object 'SpiderMan'
System.out.println(aListWithSomeType.getClass().g...
Launch custom android application from android browser
...work for someone, refer this please: stackoverflow.com/a/21727055/2695276 PS: struggled for days over this.
– Rajat Sharma
Jan 2 '15 at 21:06
...
How to get a file or blob from an object URL?
...: 'application/json',
'Authorization': 'Bearer ' + <your access token if need>
},
})
.then((response) => response.blob())
.then((blob) => {
// 2. Create blob link to download
const url = window.URL.createObjectURL(new Blob([blob]));
const link = document.createElement...
Is JSON Hijacking still an issue in modern browsers?
... particularly with the text/plain encoding, and needs to be defeated using tokens/nonces.
– user69173
Jun 2 '13 at 20:48
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