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Is it better to call ToList() or ToArray() in LINQ queries?
...o meet other constraints you should use ToList. In the majority of scenarios ToArray will allocate more memory than ToList.
Both use arrays for storage, but ToList has a more flexible constraint. It needs the array to be at least as large as the number of elements in the collection. If the arr...
Line-breaking widget layout for Android
...out called FlexboxLayout from Google, which is highly configurable for purpose you want.
FlexboxLayout is in Google GitHub repository at https://github.com/google/flexbox-layout at this moment.
You can use it in your project by adding dependency to your build.gradle file:
dependencies {
compi...
How many threads is too many?
... into a separate thread when the request is received. I do this because almost every request makes a database query. I am using a threadpool library to cut down on construction/destruction of threads.
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Search for executable files using find command
...ny execute permissions are set": It means that -perm +111 may yield false positives, i.e., files that the current user cannot actually execute. There's no way to emulate -executable by testing permissions alone, because what's needed is to relate the file's user and group identity to the current use...
What is the smallest possible valid PDF?
Out of simple curiosity, having seen the smallest GIF , what is the smallest possible valid PDF file?
4 Answers
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How to build an android library with Android Studio and gradle?
... this in it (to add the android tools)
build.gradle
buildscript {
repositories {
mavenCentral()
}
dependencies {
classpath 'com.android.tools.build:gradle:0.3'
}
}
Now we need to tell Gradle about some of the Android parts. It's pretty simple. A basic one (that wo...
Why is the .bss segment required?
...g many uninitialized buffers 4096 bytes in length. Would you want all of those 4k buffers to contribute to the size of the binary? That would be a lot of wasted space.
– Jeff Mercado
Mar 2 '12 at 15:02
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How to configure an app to run correctly on a machine with a high DPI setting (e.g. 150%)?
...ml version="1.0" encoding="utf-8"?>
<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0" xmlns:asmv3="urn:schemas-microsoft-com:asm.v3" >
<assemblyIdentity version="1.0.0.0" name="MyApplication.app"/>
<trustInfo xmlns="urn:schemas-microsoft-com:asm.v2"&g...
Node.js and CPU intensive requests
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@pacerier, why you say that? What do you propose?
– luis.espinal
Jun 21 '17 at 9:59
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Can scrapy be used to scrape dynamic content from websites that are using AJAX?
...hand into building a web-scraper. It's nothing fancy at all; its only purpose is to get the data off of a betting website and have this data put into Excel.
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