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How to keep environment variables when using sudo
...udo the environment variables are not there. For example after setting HTTP_PROXY the command wget works fine without sudo . However if I type sudo wget it says it can't bypass the proxy setting.
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Deleting lines from one file which are in another file
...print }' exclude-these.txt from-this.txt
The output will be in the same order as the "from-this.txt" file. The tolower() function makes it case-insensitive, if you need that.
The algorithmic complexity will probably be O(n) (exclude-these.txt size) + O(n) (from-this.txt size)
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Where is the itoa function in Linux?
... believe everything is as it should be now, I don't see a problem with the order of the arguments per se. Am I missing something?
– Matt J
Jan 7 '10 at 23:38
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How to deal with cyclic dependencies in Node.js
...orts forward declaration:
module.exports = {
};
// Controllers:
var other_module = require('./other_module');
// Functions:
var foo = function () {
};
// Module exports injects:
module.exports.foo = foo;
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Maven Install on Mac OS X
... 2011-02-28 12:31:09-0500)
Maven home: /usr/share/maven
Java version: 1.6.0_29, vendor: Apple Inc.
Java home: /System/Library/Java/JavaVirtualMachines/1.6.0.jdk/Contents/Home
Default locale: en_US, platform encoding: MacRoman
OS name: "mac os x", version: "10.7.2", arch: "x86_64", family: "mac"
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How to set radio button checked as default in radiogroup?
....getId() works as well, thx Ramesh
EDIT2:
android:checkedButton="@+id/my_radiobtn"
works in radiogroup xml
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MongoDB, remove object from array
...
try..
db.mycollection.update(
{'_id': ObjectId("5150a1199fac0e6910000002")},
{ $pull: { "items" : { id: 23 } } },
false,
true
);
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How to handle checkboxes in ASP.NET MVC forms?
...th the same name; and if so, all elements are posted, and I'm not sure the order is actually defined (though likely to be simply in page order in practice). Using the word "false" as the value is somewhat misleading, so yeah, it's a WTF - a better, less misleading choice would have been something l...
Properties vs Methods
... Calling the member twice in succession produces different results.
The order of execution is important. Note that a type's properties should
be able to be set and retrieved in any
order.
The member is static but returns a value that can be changed.
The member returns an array. Properties...
What is the JavaScript convention for no operation?
...noop = ()=>{};
const noopProto = Function.prototype;
function test (_noop, iterations) {
const before = performance.now();
for(let i = 0; i < iterations; i++) _noop();
const after = performance.now();
const elapsed = after - before;
console.info(`${elapsed.toFixed(...