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How to execute shell command in Javascript
...ss').exec, child;
child = exec('cat *.js bad_file | wc -l',
function (error, stdout, stderr) {
console.log('stdout: ' + stdout);
console.log('stderr: ' + stderr);
if (error !== null) {
console.log('exec error: ' + error);
}
});
child();
Hope t...
How can I check if character in a string is a letter? (Python)
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answered Nov 20 '18 at 7:05
MIIMII
4111 bronze badge
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How can I do division with variables in a Linux shell?
... commands in my shell as below, it returns an expr: non-integer argument error. Can someone please explain this to me?
6 ...
@import vs #import - iOS 7
... "Frameworks" group. It will save many developers from the cryptic "Linker error" messages.
You don't actually need to use the @import keyword. If you opt-in to using modules, all #import and #include directives are mapped to use @import automatically. That means that you don't have to change your s...
Get list of passed arguments in Windows batch script (.bat)
... lot.
– Dan Atkinson
Mar 3 '17 at 9:05
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SHA512 vs. Blowfish and Bcrypt [closed]
...of salt, any truly irreversible function reduces the attacker to trial-and-error. And the rate that the attacker can make trials is determined by the speed of that irreversible "hash" algorithm. If a single iteration of a hash function is used, an attacker can make millions of trials per second usin...
How can you profile a Python script?
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getting this errorTraceback (most recent call last): /pycallgraph.py", line 90, in generate output.done() File "/net_downloaded/pycallgraph-develop/pycallgraph/output/graphviz.py", line 94, in done source = self.generate() Fil...
PHP function to build query string from array
...ng.
– Click Upvote
Dec 30 '08 at 21:05
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How to “grep” for a filename instead of the contents of a file?
...on.
– whereswalden
Aug 11 '14 at 21:05
5
it is unnecessary here, but grep supports perl regex whe...
What is the difference between List (of T) and Collection(of T)?
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answered Feb 4 '15 at 20:05
Ian BoydIan Boyd
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