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In C, how should I read a text file and print all strings
...d.
If you want to read the file in chunks, but without dynamic memory allocation, you can do:
#define CHUNK 1024 /* read 1024 bytes at a time */
char buf[CHUNK];
FILE *file;
size_t nread;
file = fopen("test.txt", "r");
if (file) {
while ((nread = fread(buf, 1, sizeof buf, file)) > 0)
...
How do I grab an INI value within a shell script?
...here -A5 is the number of rows to read in the section. Replace source with cat to debug.
If you've got any parsing errors, ignore them by adding: 2>/dev/null
See also:
How to parse and convert ini file into bash array variables? at serverfault SE
Are there any tools for modifying INI style fi...
At runtime, find all classes in a Java application that extend a base class
...so many people roll their own by having a file in a well known classpath location (i.e. /META-INF/services/myplugin.properties) and then using ClassLoader.getResources() to enumerate all files with this name from all jars. This allows each jar to export its own providers and you can instantiate them...
Ways to eliminate switch in code [closed]
...e "dog":
echo animal.bark();
break;
case "cat":
echo animal.meow();
break;
}
}
becomes this:
foreach (var animal in zoo) {
echo animal.speak();
}
share
...
Find all storage devices attached to a Linux machine [closed]
.../mnt type ext3 (rw)
And /proc/partitions says:
root@ip-10-126-247-82:~# cat /proc/partitions
major minor #blocks name
202 1 10485760 xvda1
202 2 356485632 xvda2
202 3 917504 xvda3
Side Note
How fdisk -l works is something I would love to know myself.
...
How do you compare two version Strings in Java?
...d doesn't add anything to the other answers.
– eddie_cat
Nov 4 '14 at 22:22
6
...
Get the current year in JavaScript
... "Good" is subjective. There is more than one way to skin a cat, and more than one way to solve coding problems. If the solution is simple and works, then why is this not "good" in your humble opinion?
– Jerusalem Programmer
Mar 15 '19 at 12:00
...
How to assign the output of a command to a Makefile variable
...R=$(shell echo whatever)
me@Zack:~$make
MY_VAR IS whatever
me@Zack:~$ cat Makefile
MY_VAR := $(shell echo whatever)
all:
@echo MY_VAR IS $(MY_VAR)
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Making a div vertically scrollable using CSS
... the page. Is this a common occurrence?
– Stupid.Fat.Cat
Oct 3 '16 at 23:26
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What is the difference between static func and class func in Swift?
...c identity() -> String {
// return "I'm once a dog but now I'm a cat"
// }
// Can not override a "class func", but redeclare is ok
func talk() -> String {
return "I'm a bulldog, and I don't woof."
}
// Same as "class func"
func eat() -> String {
...