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Difference between app.all('*') and app.use('/')
...are would be applied:
app.all() attaches to the application's router, so it's used whenever the app.router middleware is reached (which handles all the method routes... GET, POST, etc).
NOTICE: app.router has been deprecated in express 4.x
app.use() attaches to the application's main middl...
How do I concatenate two strings in C?
...cat to concatenate two strings. You could use the following function to do it:
#include <stdlib.h>
#include <string.h>
char* concat(const char *s1, const char *s2)
{
char *result = malloc(strlen(s1) + strlen(s2) + 1); // +1 for the null-terminator
// in real code you would chec...
How do I add a new sourceset to Gradle?
...
This is a simple gradle build script that has an intTest source set in addition to the main and test source sets:
apply plugin: "java"
sourceSets {
// Note that just declaring this sourceset creates two configurations.
intTest {
java {
compileClasspath += main.output
...
Replace input type=file by an image
... people, I'd like to customize the ugly input type=file , and I know that it can't be done without some hacks and/or javascript . But, the thing is that in my case the upload file buttons are just for uploading images ( jpeg|jpg|png|gif ), so I was wondering if I could use a " clickable " image wh...
How to delete items from a dictionary while iterating over it?
Is it legitimate to delete items from a dictionary in Python while iterating over it?
10 Answers
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How to check if a number is a power of 2
Today I needed a simple algorithm for checking if a number is a power of 2.
25 Answers
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ERROR 1396 (HY000): Operation CREATE USER failed for 'jack'@'localhost'
...follow
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edited Nov 27 '19 at 1:54
Josh Correia
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How to programmatically take a screenshot on Android?
... to save the file:
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
And this is the code (running in an Activity):
private void takeScreenshot() {
Date now = new Date();
android.text.format.DateFormat.format("yyyy-MM-dd_hh:mm:ss", now);
try {
...
How to dismiss keyboard for UITextView with return key?
...duction tells us that when the return key is pressed, the keyboard for UITextView will disappear. But actually the return key can only act as '\n'.
...