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How to get index of object by its property in JavaScript?
...ore abstract:
function findWithAttr(array, attr, value) {
for(var i = 0; i < array.length; i += 1) {
if(array[i][attr] === value) {
return i;
}
}
return -1;
}
var Data = [
{id_list: 2, name: 'John', token: '123123'},
{id_list: 1, name: 'Nick', tok...
Problems installing the devtools package
...
Evan AadEvan Aad
4,90944 gold badges1919 silver badges3131 bronze badges
...
Calculate the number of business days between two dates?
...
}
return businessDays;
}
Edit by Slauma, August 2011
Great answer! There is little bug though. I take the freedom to edit this answer since the answerer is absent since 2009.
The code above assumes that DayOfWeek.Sunday has the value 7 which is not the case. The value is ...
Access mysql remote database from command line
...
303
To directly login to a remote mysql console, use the below command:
mysql -u {username} -p'{pa...
Named string formatting in C#
...
130
There is no built-in method for handling this.
Here's one method
string myString = "{foo} is {...
TypeScript: problems with type system
I'm just testing typescript in VisualStudio 2012 and have a problem with its type system. My html site has a canvas tag with the id "mycanvas". I'm trying to draw a rectangle on this canvas. Here's the code
...
How do I read CSV data into a record array in NumPy?
... |
edited Mar 2 '12 at 15:05
Mike Graham
60.5k1212 gold badges8484 silver badges119119 bronze badges
ans...
How do I adb pull ALL files of a folder present in SD Card
...e2.jpg
pull: /sdcard/Folder1/image3.jpg -> ./image3.jpg
3 files pulled. 0 files skipped.
Specific Files/Folders using find from BusyBox:
adb shell find "/sdcard/Folder1" -iname "*.jpg" | tr -d '\015' | while read line; do adb pull "$line"; done;
Here is an explanation:
adb shell find "/sdca...
How to generate random number in Bash?
...shell arithmetic. For instance, to generate a random number between 1 and 10 (inclusive):
$ echo $((1 + RANDOM % 10))
3
The actual generator is in variables.c, the function brand(). Older versions were a simple linear generator. Version 4.0 of bash uses a generator with a citation to a 1985 paper...
Need to understand the usage of SemaphoreSlim
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i guess that if i run 50 thread at a time then code like SemaphoreSlim ss = new SemaphoreSlim(10); will force to run 10 active thread at time
That is correct; the use of the semaphore ensures that there won't be more than 10 workers doing this wo...