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How does the compilation/linking process work?
...ompilation
Compilation refers to the processing of source code files (.c, .cc, or
.cpp) and the creation of an 'object' file. This step doesn't create
anything the user can actually run. Instead, the compiler merely
produces the machine language instructions that correspond to the
source code file t...
How to serve an image using nodejs
...d should be used on the first tic or the async method should be used. codr.cc/s/5d0b73d6/js
– generalhenry
Apr 29 '11 at 3:01
1
...
Merging: Hg/Git vs. SVN
...erge-history) option to svn log and svn blame to take merge tracking into account.
In Git and Mercurial merge tracking is automatically taken into account when displaying history (log) and blame. In Git you can request to follow first parent only with --first-parent (I guess similar option exists ...
How do you convert a byte array to a hexadecimal string, and vice versa?
... "C0", "C1", "C2", "C3", "C4", "C5", "C6", "C7", "C8", "C9", "CA", "CB", "CC", "CD", "CE", "CF",
"D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7", "D8", "D9", "DA", "DB", "DC", "DD", "DE", "DF",
"E0", "E1", "E2", "E3", "E4", "E5", "E6", "E7", "E8", "E9", "EA", "EB", "EC", "ED", "EE", ...
JavaScript hashmap equivalent
...r
NameDictionary and
NameDictionaryShape with
pertinent details in objects.cc
and objects-inl.h.
Firefox/Gecko:
JSObject,
NativeObject, and
PlainObject with pertinent details in
jsobj.cpp and
vm/NativeObject.cpp.
Do they handle collisions?
Yes. See above. If you found a collision on unequal strings...
How to avoid reinstalling packages when building Docker image for Python projects?
...887341
---> 5c0e7e3726d6
Removing intermediate container 11e69b887341
Successfully built 5c0e7e3726d6
Let's modify run.py:
# run.py
print("Hello, Python")
Try to build again, below is the output:
Sending build context to Docker daemon 5.12 kB
Sending build context to Docker daemon
Step 0 : FR...
Do sealed classes really offer performance Benefits?
...("NormalClass")
003c00ca 8b01 mov eax,dword ptr [ecx]
003c00cc 8b403c mov eax,dword ptr [eax+3Ch]
003c00cf ff5010 call dword ptr [eax+10h]
003c00d2 e8f96f106f call mscorlib_ni+0x2570d0 (6f4c70d0) (System.Console.get_Out(), mdToken: 060008fd)
003c00d7 8...
Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?
...
#03 pc 0000d672 /system/lib/libxvi020.so
#04 pc 00010cce /system/lib/libxvi020.so
#05 pc 00004432 /system/lib/libwimax_jni.so
#06 pc 00011e74 /system/lib/libdvm.so
#07 pc 0004354a /system/lib/libdvm.so
#08 pc 00017088 /system/lib/lib...
How efficient is locking an unlocked mutex? What is the cost of a mutex?
...mutexes or a single one for an object.
If you have many threads and the access to the object happens often, then multiple locks would increase parallelism. At the cost of maintainability, since more locking means more debugging of the locking.
How efficient is it to lock a mutex? I.e. how much...
Why is processing a sorted array faster than processing an unsorted array?
...lroad junction:
Image by Mecanismo, via Wikimedia Commons. Used under the CC-By-SA 3.0 license.
Now for the sake of argument, suppose this is back in the 1800s - before long distance or radio communication.
You are the operator of a junction and you hear a train coming. You have no idea which way i...